Tapered Roller Bearings – Inch Series

Tapered Roller Bearings – Inch Series

Core Features

  • Imperial Dimensional Standards: Engineered according to American Bearing Manufacturers Association (ABMA) standards, these bearings utilize inches for all primary dimensions, ensuring exact fitment for North American machinery.
  • Combined Load Management: The unique geometry of the tapered rollers allows the bearing to simultaneously manage significant radial loads and axial (thrust) loads in one direction.
  • Separable Components: These bearings consist of two primary parts—the Cone (inner ring, rollers, and cage) and the Cup (outer ring)—which are separable to facilitate easier installation and maintenance.
  • Preload and Clearance Adjustment: During assembly, the internal clearance or preload can be precisely set by adjusting the axial distance between two opposed bearings.
  • Enhanced Durability: Typically manufactured from high-purity, case-hardened or through-hardened steel to withstand the fatigue of high-stress industrial environments.

At Kriloha Ltd., we understand that maintaining legacy and regional equipment requires parts that fit the first time without compromise. Our Inch Series Tapered Roller Bearings are our engineered answer for “Rugged-Reliability” in imperial-standard applications. As a premier provider of industrial components, Kriloha has curated a range that balances mechanical invincibility with operational agility.

The engineering of our inch series is based on Optimized Roller-Raceway Contact. By refining the internal geometry, we ensure that stress is distributed evenly across the bearing, preventing premature wear and heat buildup. At Kriloha, we ensure that our bearings are manufactured to tight tolerances (typically Class 4 or Class 2 for precision needs) to maintain system alignment under fluctuating loads.

Manufacturing these bearings involves strict Fatigue-Life Verification. We verify that the steel quality and heat treatment meet the rigorous demands of heavy industrial service. Whether you are overhauling a classic drivetrain or maintaining a modern imperial-standard gearbox, Kriloha Tapered Roller Bearings provide the mechanical durability your facility demands. By choosing Kriloha Ltd., you are investing in a “High-Performance” technology that secures your highest-value rotating assets.

Complete Inch Series

SR. NO. BEARING NO. BOUNDARY DIMENSIONS (in mm) MASS
(~ Kg.)
d D B C T T1
1 11590/11520 15.875 42.862 14.288 9.525 14.288 0.101
2 HM 81649/HM 81610 15.987 46.975 21.000 16.000 21.000 0.190
3 LM 11949/LM 11910 19.050 45.237 16.637 12.065 15.494 0.132
4 09067/09195 19.050 49.225 19.050 14.288 18.034 0.180
5 09078/09195 19.050 49.225 21.539 14.288 18.034 0.200
6 21075/21212 19.050 53.975 21.839 15.875 22.225 0.246
7 M 12649hg/M 12610hg 21.430 50.005 17.788 13.470 17.026 0.170
8 M 12649/M 12610 21.430 50.005 18.288 13.970 17.526 0.170
9 1380/1328 22.225 52.388 20.168 14.288 19.368 0.200
10 1779/1729 23.812 56.896 19.837 15.875 19.368 0.200
11 3659 CONE ASSY. 23.812 30.416 0.290
12 3659/3620 23.812 61.912 30.416 23.812 28.575 0.440
13 TT24002 CONE ASSY.
(FERSA=F15411)
24.000 28.500 0.225
14 TT 24001 CONE ASSY.
(FAG=566646, KOYO=ST 2455, FERSA=F15084)
24.000 28.500 0.225
15 TT 25571 25.000 57.150 17.200 12.700 16.800 0.215
16 L 44643/L 44610 25.400 50.292 14.732 10.668 14.224 0.130
17 1986/1932 25.400 58.738 19.355 15.080 19.050 0.260
18 M 84249/M 84210 25.400 59.530 23.114 18.288 23.368 0.340
19 15100-S/15250X 25.400 63.500 20.638 15.875 20.638 0.317
20 L 44645/L 44613 25.987 51.986 14.732 12.700 15.011 0.140
21 12435 25.987 59.800 17.500 13.500 17.750 0.235
22 L 44649/L 44610 26.988 50.292 14.732 10.668 14.224 0.110
23 TT 27501
(FERSA=F15308,
SKF=BT1-0227/QVA621+
L44610/QVA621)
26.988 50.292 14.732 10.668 14.224 0.120
24 TT 28001
(TIMKEN=JXC 6839 CD,
FERSA=F15101)
28.000 90.975 32.000 26.500 32.000 1.015
25 1985/1930 28.575 56.896 19.355 15.875 19.845 0.220
26 15590/15520 28.575 57.150 17.462 13.495 17.462 0.192
27 1988/1922 28.575 57.150 19.355 15.875 19.845 0.220
28 1985/1922 28.575 57.150 19.355 15.875 19.845 0.230
29 1985/1932 28.575 58.738 19.355 15.080 19.050 0.240
30 02872/02820 28.575 73.025 22.225 17.462 22.225 0.480
31 15117/15245 29.987 62.000 20.638 14.288 19.050 0.260
32 14118/14283 30.000 72.085 19.202 18.415 22.385 0.437
33 M 88043/M 88010 B 30.162 68.262 22.225 17.462 22.225 8.730 0.430
34 14116/14276 30.226 69.012 19.583 15.875 19.845 0.370
35 14116/14283 30.226 72.085 19.583 18.415 22.385 0.440
36 LM 67048/LM 67010 31.750 59.131 16.764 11.811 15.875 0.180
37 LM 67048/LM 67010 BCE 31.750 59.131 16.764 16.891 20.166 6.375 0.249
38 15125/15243 31.750 61.912 20.638 14.288 19.050 0.240
39 15123/15245 31.750 62.000 19.050 14.288 18.161 0.245
40 TT 32621 (FERSA=F15198,
TIMKEN=NP 390444/NP 750997)
31.750 62.000 19.050 14.732 18.661 7.938 0.250
41 15126/15245 31.750 62.000 20.638 14.288 19.050 0.250
42 2580/2520 31.750 66.421 25.357 20.638 25.400 0.400
43 14125A/14276 31.750 69.012 19.583 15.875 19.845   0.350
44 14124/14283 31.750 72.085 19.583 18.415 22.385 0.430
45 3188-S/3120 31.750 72.626 29.997 23.812 30.162 0.565
46 TT 32001 CONE ASSY.
(TIMKEN=JXC 25662 C,NP 586296,
FERSA=F15110)
32.000 29.500 0.411
47 M 88048/M 88010 33.338 68.262 22.225 17.462 22.225 0.375
48 14131/14276 33.338 69.012 19.583 15.875 19.845 0.350
49 2585/2523 33.338 69.850 25.357 19.050 23.812 0.430
50 2790/2720 33.338 76.200 25.654 19.050 23.812 0.550
51 LM 48548/LM 48510 34.925 65.088 18.288 13.970 18.034 0.270
52 14585/14525 34.925 68.262 20.638 15.875 20.638 0.320
53 25877/25820 34.925 73.025 24.608 19.050 23.812 0.460
54 25877/25821 34.925 73.025 24.608 19.050 23.812 0.470
55 23690/23620 34.925 73.025 26.975 22.225 26.988 0.508
56 2796/2729 34.925 76.200 25.654 19.050 23.812 0.540
57 31593/31520 34.925 76.200 28.575 23.812 29.370 0.628
58 31594/31520 34.925 76.200 28.575 23.812 29.370 0.628
59 TT 35791 (FERSA=F15515) 34.925 79.000 28.850 24.200 31.000 0.747
60 L 68149/L 68110 34.988 59.131 16.764 11.938 15.875 0.170
61 L 68149/L 68111 34.988 59.974 16.764 11.938 15.875 0.180
62 25880/25821 36.487 73.025 24.608 19.050 23.812 0.500
63 2780/2720 36.487 76.200 25.654 19.050 23.812 0.510
64 HM 89449/HM 89410 36.512 76.200 28.575 23.020 29.370 0.630
65 JL 69349A/JL 69310 38.000 63.000 17.000 13.500 17.000 0.200
66 JL 69349/JL 69310 38.000 63.000 17.000 13.500 17.000 0.200
67 13685/13621 38.100 69.012 19.050 15.083 19.050 0.285
68 13687/13621 38.100 69.012 19.050 15.083 19.050 0.290
69 13686/13620 38.100 69.012 26.195 15.083 26.195 0.350
70 TT 38721 38.100 72.000 19.000 15.000 19.000 0.330
71 2788/2720 38.100 76.200 25.654 19.050 23.812 0.486
72 2776/2720 38.100 76.200 25.654 19.050 23.812 0.490
73 3490/3420 38.100 79.375 29.771 23.812 29.370 0.670
74 HM 801346/ HM 801310 38.100 82.550 28.575 23.020 29.370 0.755
75 25572/25520 38.100 82.931 25.400 19.050 23.813 0.640
76 418/414 38.100 88.500 29.083 22.225 26.988 0.835
77 TT 38001 CONE ASSY.
(FERSA=F15131, TIMKEN=NP 457202)
38.100 29.771 0.410
78 2789/2729 39.688 76.200 25.654 19.050 23.812 0.470
79 2789/2720 39.688 76.200 25.654 19.050 23.812 0.476
80 3386/3325 39.688 79.974 30.391 23.812 29.370 0.650
81 3382/3320 39.688 80.167 30.391 23.812 29.370 0.642
82 3382 CONE ASSY.
(NTN=ECO 3382)
39.688 30.391 0.445
83 ECO CIR-0805.2 39.688 40.386 0.702
84 TT 40002 CONE ASSY.
(FERSA=F15249)
39.688 40.386 0.700
85 F-588797 CONE ASSY. 39.688 40.386 0.740
86 4367/4335 39.688 90.488 40.386 33.338 39.688 1.280
87 4367X/4335 39.688 90.488 40.386 33.338 39.688 1.280
88 ECO CIR-0810.1 CONE ASSY.
(FERSA=F15292)
39.688 43.050 0.980
89 HM 204043/HM 204010 39.987 90.975 32.000 26.500 32.000 1.000
90 344/332 40.000 80.000 22.403 17.826 21.000 0.470
91 JF 4049/JF 4010 (T2EE040,
TIMKEN=SET 238)
40.000 85.000 32.500 28.000 33.000 0.882
92 3879/3820 40.000 85.725 30.162 23.812 30.162 0.850
93 JF 4549 (40 mm) CONE ASSY.
(SKF=BT1-0445, FERSA=F15356)
40.000 35.000 0.890
94 LM 501349/LM 501310 41.275 73.431 19.812 14.732 19.558 0.340
95 LM 501349/LM 501314 41.275 73.431 19.812 16.604 21.430 0.360
96 24780/24720 41.275 76.200 23.020 17.462 22.225 0.430
97 24780/24721 41.275 76.200 23.020 20.638 25.400 0.470
98 26882/26820 41.275 80.167 25.400 20.638 25.400 0.550
99 3877/3820 41.275 85.725 30.162 23.812 30.162 0.792
100 3585/3525 41.275 87.312 30.866 23.812 30.162 0.780
101 419/414 41.275 88.500 29.083 22.225 26.988 0.770
102 4388/4335 41.275 90.488 40.386 33.338 39.688 1.265
103 HM 903245/HM 903210 41.275 95.250 28.575 22.225 30.958 1.050
104 J 28573/28521
(FERSA=F15278,
KOYO=57508 L2/28521)
42.000 92.075 25.400 19.845 24.607 0.830
105 4395/4335 42.070 90.488 40.386 33.338 39.688 1.245
106 25577/25523 42.875 82.931 25.400 22.225 26.988 0.610
107 25581/25523 44.450 82.931 25.400 22.225 26.988 0.600
108 3578/3520 44.450 84.138 30.866 23.812 30.163 0.690
109 HM 803149/HM 803110 44.450 88.900 29.370 23.020 30.162 0.840
110 355X/352 44.450 90.119 21.692 21.808 23.000 0.680
111 HM 803149/HM 803112 44.450 92.075 29.370 23.020 30.162 0.920
112 3782/3720 44.450 93.264 30.302 23.812 30.162 0.950
113 49175/49368 44.450 93.662 31.750 25.400 31.750 0.970
114 33885/33821 44.450 95.250 28.575 22.225 27.783 0.960
115 33885/33822 44.450 95.250 28.575 22.225 27.783 0.960
116 HM 903249/HM 903210 44.450 95.250 28.575 22.225 30.958 1.012
117 527/522 44.450 101.600 36.068 26.988 34.925 1.350
118 45280/45220 44.450 104.775 30.958 23.812 30.162 1.320
119 535/532A 44.450 111.125 36.957 30.162 38.100 1.885
120 TT 451131 C (FERSA=F15280,
FAG=518713, SKF=331264)
44.983 112.712 33.800 25.400 34.512 1.600
121 U 497/U 460L 44.987 79.975 26.000 22.000 24.000 0.475
122 HM 905843/HM 905810 44.987 104.986 31.750 23.368 32.512 1.370
123 TT 45001 CONE ASSY.
(TIMKEN=NP 057427, FERSA=F15132)
45.000 30.045 0.950
124 JW 4549/JW 4510 (ISO=T7FC045) 45.000 95.000 26.500 20.000 29.000 0.893
125 JF 4549/JF 4510 (SKF=T2ED045/Q) 45.000 95.000 35.000 30.000 36.000 1.200
126 TT 451081 (NP057427/NP638413) 45.000 108.000 30.045 29.250 29.250 4.300 1.530
127 17887/17831 45.230 79.985 20.638 15.080 19.842 0.400
128 LM 102949/LM 102910 45.242 73.431 19.812 15.748 19.558 0.307
129 LM 603049/LM 603011 45.242 77.788 19.842 15.080 19.842 0.370
130 25590/25520 45.618 82.931 25.400 19.050 23.813 0.530
131 25590/25523 45.618 82.931 25.400 22.225 26.988 0.580
132 NP837197 CONE ASSY. 45.987 18.000 0.200
133 HM 204049/HM 204010 45.987 90.975 32.000 26.500 32.000 0.940
134 18690/18620 46.038 79.375 17.462 13.495 17.462 0.330
135 359-S/354X 46.038 85.000 21.692 17.462 20.635 0.490
136 369-S/362A 47.625 88.900 22.225 16.513 20.638 0.550
137 HM 804846/HM 804810 47.625 95.250 29.370 23.020 30.162 0.980
138 528/522 47.625 101.600 36.068 26.988 34.925 1.290
139 536/532X 47.625 107.950 36.957 28.575 36.512 1.590
140 72187 C/72487 47.625 123.825 32.791 25.400 36.512 2.070
141 5395/5335 (FAG=F-809306.TR1) 49.212 103.188 44.475 36.512 43.657 1.680
142 TT 001141 (FERSA = CUP F15466) 114.300 21.488 0.360
143 HH 506349LFT/HH 506310/1B-9 49.987 114.300 44.450 35.500 44.450 2.285
144 JLM 704649/JLM 704610 50.000 84.000 22.000 17.500 22.000 0.460
145 JM 205149A/JM 205110 50.000 90.000 28.000 23.000 28.000 0.740
146 TT 50901 (FERSA=F15517) 50.000 90.000 28.000 23.000 28.000 0.720
147 CK50K/3720 50.000 93.264 30.302 23.812 30.162 0.870
148 JF 5049/JF 5010 (ISO=T2ED050,
SKF=VKHB 2255, SKF=VKT 8625,
TIMKEN=SET 1296)
50.000 100.000 35.000 30.000 36.000 1.300
149 JW 5049/JW 5010 (ISO=T7FC050,
SKF=VKT8418, TIMKEN=SET 240)
50.000 105.000 29.000 22.000 32.000 1.230
150 LM 104949/JLM 104910 50.800 82.000 22.225 17.000 21.976 0.410
151 LM 104949/LM 104911 A 50.800 82.550 22.225 18.542 23.148 0.500
152 18790/18720 50.800 85.000 17.462 13.495 17.462 0.400
153 368 A/362 A 50.800 88.900 22.225 16.513 20.638 0.490
154 370A/362A 50.800 88.900 22.225 16.513 20.638 0.510
155 28580/28520 50.800 89.980 25.400 19.987 24.750 0.660
156 28580/28521 50.800 92.075 25.400 19.845 24.607 0.700
157 3775/3720 50.800 93.264 30.302 23.812 30.162 0.850
158 3780/3720 50.800 93.264 30.302 23.812 30.162 0.840
159 33889/33822 50.800 95.250 28.575 22.225 27.783 0.880
160 33889/33821 50.800 95.250 28.575 22.225 27.783 0.850
161 28580/28527 RB 50.800 99.995 25.400 19.845 24.607 0.890
162 ECO 529X.1/ECO 520X.1 50.800 100.000 36.088 26.988 34.925 1.170
163 529/522 50.800 101.600 36.068 26.988 34.925 1.240
164 45284/45220 50.800 104.775 30.958 23.812 30.162 1.190
165 45285A/45221 50.800 104.775 30.958 23.812 30.162 1.210
166 45285A/45220B 50.800 104.775 30.958 23.812 30.162 11.907 1.250
167 45285A/CR-1091
(FERSA=F15212,
NTN=4T 45285 APX1/4T CR)
50.800 104.775 30.958 23.812 30.162 12.000 1.290
168 HM 807046/HM 807010 50.800 104.775 36.512 28.575 36.512 1.445
169 HM 807046/HM 807010 BT 50.800 104.775 36.512 28.575 36.512 12.000 1.640
170 F-805896.TR1 50.800 104.775 36.512 28.575 36.512 12.000 1.520
171 4580/4535 50.800 104.775 40.157 33.338 39.688 1.620
172 455/453A 50.800 107.950 29.317 22.225 27.783 1.200
173 455/452 50.800 107.950 29.317 27.000 32.557 1.340
174 537/532X 50.800 107.950 36.957 28.575 36.512 1.520
175 55200C/55437 50.800 111.125 26.909 20.638 30.163 1.330
176 72200C/72487 50.800 123.825 32.791 25.400 36.512 2.142
177 28584/28521 52.388 92.075 25.400 19.845 24.607 0.670
178 28584/28523 52.388 92.075 25.400 23.017 27.780 0.730
179 3767/3720 52.388 93.264 30.302 23.812 30.162 0.810
180 55206C/55437 52.388 111.125 26.909 20.638 30.163 1.270
181 389A/382 53.975 98.425 21.945 17.825 21.000 0.700
182 HM 807049/HM 807010 53.975 104.775 36.512 28.575 36.512 1.400
183 HM 807049/HM 807011 53.975 104.775 36.513 28.575 36.513 1.400
184 539/532X 53.975 107.950 36.957 28.575 36.512 1.500
185 55212C/55437 53.975 111.125 26.909 20.638 30.163 1.300
186 539/532A 53.975 111.125 36.957 30.162 38.100 1.700
187 621/612 53.975 120.650 41.275 31.750 41.275 2.200
188 72212/72487 53.975 123.825 32.791 25.400 36.512 2.030
189 72212C/72487 53.975 123.825 32.791 25.400 36.512 2.130
190 557-S/552A 53.975 123.825 36.678 30.162 38.100 2.220
191 78215C/78551 53.975 140.030 33.236 23.520 36.513 2.750
192 TT 541401 (FERSA =F15485) 53.975 140.030 36.236 23.520 39.513 2.850
193 HM 807048/HM 807010 54.488 104.775 36.512 28.575 36.512 1.410
194 JLM 506849A/JLM 506811 55.000 90.000 23.000 20.500 25.000 0.542
195 JM 207049 A/JM 207010 55.000 95.000 29.000 23.500 29.000 0.790
196 JM 207049/JM 207010 55.000 95.000 29.000 23.500 29.000 0.820
197 JW 5549/JW 5510 (ISO=T7FC055,
TIMKEN=SET 1192)
55.000 115.000 31.000 23.500 34.000 1.558
198 28680/28622 55.562 97.630 24.608 19.446 24.608 0.760
199 72218/72487 55.562 123.825 32.791 25.400 36.512 1.910
200 387/382 57.150 98.425 21.945 17.825 21.000 0.630
201 469/453X 57.150 104.775 29.317 24.605 30.162 1.070
202 462/453X 57.150 104.775 29.317 24.605 30.162 1.090
203 462A/453X 57.150 104.775 29.317 24.605 30.162 1.100
204 45291/45220 57.150 104.775 30.958 23.812 30.162 1.060
205 45289/45220 57.150 104.775 30.958 23.812 30.162 1.100
206 462A/453A 57.150 107.950 29.317 22.225 27.782 1.090
207 3979/3925 57.150 112.712 30.048 23.812 30.163 1.380
208 39580/39520 57.150 112.712 30.162 23.812 30.162 1.440
209 39581/39520 57.150 112.712 30.162 23.812 30.162 1.400
210 39580/39528 57.150 119.985 30.162 26.949 32.751 1.730
211 555-S/552A 57.150 123.825 36.678 30.162 38.100 2.150
212 78225C/78551 57.150 140.030 33.236 23.520 36.513 2.690
213 388A/382 57.531 98.425 21.945 17.825 21.000 0.620
214 HM 911244/HM 911216 59.987 134.983 30.924 21.948 33.449 2.100
215 JLM 508748/JLM 508710 60.000 95.000 24.000 19.000 24.000 0.600
216 JF 6049/JF 6010 (SKF=T2EE060/Q) 60.000 115.000 39.000 33.000 40.000 1.850
217 476/472 60.000 120.000 29.007 24.237 29.795 1.550
218 576791.H131AB (FERSA=F15386) 60.000 125.000 33.500 26.000 37.000 2.000
219 JW 6049/JW 6010 (ISO=T7FC060,
TIMKEN=SET 1193)
60.000 125.000 33.500 26.000 37.000 2.020
220 JW 6049R/JW 6010R
(FAG=805050,FERSA=F15270)
60.000 125.000 33.500 26.000 37.000 2.000
221 28985/28921 60.325 100.000 25.400 19.845 25.400 0.750
222 28985/28920 60.325 101.600 25.400 19.845 25.400 0.786
223 HCS28985YA/28920 60.325 101.600 25.400 19.845 25.400 0.790
224 3980/3920 60.325 112.712 30.048 23.812 30.162 1.290
225 65237/65500 60.325 127.000 44.450 34.925 44.450 2.590
226 65237/65500B 60.325 127.000 44.450 34.925 44.450 16.670 2.570
227 HM 911245/HM 911210 60.325 130.175 33.338 23.812 36.513 2.070
228 H 715334/H 715311 61.912 136.525 46.038 36.512 46.038 3.470
229 H 913842/H 913810 61.912 146.050 39.688 25.400 41.275 3.110
230 392/394A 61.913 111.000 21.996 18.824 22.000 0.870
231 L 910349/L 910310 63.485 94.975 15.500 12.000 17.000 0.375
232 29586/29522 63.500 107.950 25.400 19.050 25.400 0.940
233 395/394A 63.500 110.000 21.996 18.824 22.000 0.810
234 3982X/3927XSXI 63.500 110.000 30.048 23.020 29.370 1.100
235 3982/3927X 63.500 110.000 30.048 23.812 30.162 1.131
236 3982/3920 63.500 112.712 30.048 23.812 30.162 1.225
237 39585/39520 63.500 112.712 30.162 23.812 30.162 1.240
238 HM 212047/HM 212010 63.500 122.238 38.354 29.718 38.100 1.936
239 HM 212047/HM 212011 63.500 122.238 38.354 29.718 38.100 1.960
240 559 / 552A 63.500 123.825 36.678 30.162 38.100 1.979
241 565/562 63.500 129.985 34.000 28.000 37.000 2.060
242 JLM 710949C/JLM 710910 65.000 105.000 23.000 18.500 24.000 0.736
243 JM 511945/JM 511910 65.000 110.000 30.000 22.500 28.000 1.070
244 JD 6549/JD 6510 65.000 110.000 31.000 25.000 31.000 1.250
245 JM 511945/3920 65.000 112.712 30.000 23.812 29.020 1.175
246 6379/6320 65.088 135.755 56.007 44.450 53.975 3.662
247 H 212749/H 212710 65.987 123.975 41.500 34.000 41.500 2.200
248 395A/394A 66.675 110.000 21.996 18.824 22.000 0.790
249 395-S/394A 66.675 110.000 21.996 18.824 22.000 0.780
250 CR 395-S/394A 66.675 110.000 21.996 18.824 22.000 0.820
251 3994/JM 511910 66.675 110.000 30.048 22.500 29.147 1.030
252 3994/3920 66.675 112.712 30.048 23.812 30.162 1.140
253 3984/3920 66.675 112.712 30.048 23.812 30.162 1.187
254 39590/39520 66.675 112.712 30.162 23.812 30.162 1.170
255 33262/33462 66.675 117.475 30.163 23.813 30.163 1.330
256 33262A/33461 66.675 117.475 30.163 23.813 30.163 1.350
257 HM 212049/HM 212011 66.675 122.238 38.354 29.718 38.100 1.840
258 641/633 66.675 130.175 41.275 31.750 41.275 2.369
259 641/632 66.675 136.525 41.275 31.750 41.275 2.730
260 H 414242/ H 414210 66.675 136.525 41.275 31.750 41.275 2.725
261 399AS/394A 68.262 110.000 21.996 18.824 22.000 0.700
262 399A/394A 68.262 110.000 21.996 18.824 22.000 0.765
263 H 414245A1/H 414210 68.262 136.525 41.275 31.750 41.275 2.630
264 BT1-0201 68.262 152.400 46.038 33.236 47.625 4.030
265 9278/9220 68.262 161.925 46.038 31.750 49.212 4.640
266 L 713049/L 713010 69.850 101.600 19.050 15.083 19.050 0.500
267 29675/29620 69.850 112.712 25.400 19.050 25.400 0.960
268 33275/33462 69.850 117.475 30.163 23.813 30.163 1.248
269 482/472 69.850 120.000 29.007 24.237 29.795 1.330
270 47487/47420X 69.850 120.000 32.545 26.195 32.545 1.500
271 29675/29630 69.850 120.650 25.400 19.050 25.400 1.170
272 566/563 69.850 127.000 36.170 28.575 36.512 1.945
273 643/632 69.850 136.525 41.275 31.750 41.275 2.670
274 H 913849/H913810 69.850 146.050 39.688 25.400 41.275 2.914
275 484/472 A 70.000 120.000 29.007 23.444 29.002 1.280
276 JW 7049/JW 7010 (ISO=T7FC070,
SKF=VKT 8631)
70.000 140.000 35.500 27.000 39.000 2.650
277 47490/47420 71.438 120.000 32.545 26.195 32.545 1.420
278 495-S/492 A 71.438 133.350 29.769 22.225 30.163 1.810
279 29685/29620 73.025 112.712 25.400 19.050 25.400 0.890
280 33287/33462 73.025 117.475 30.163 23.813 30.163 1.248
281 567/563 73.025 127.000 36.170 28.575 36.512 1.790
282 576/572 73.025 139.992 36.098 28.575 36.512 2.470
283 29688/29620 73.817 112.712 25.400 19.050 25.400 0.840
284 JLM 714149/JLM 714110 75.000 115.000 25.000 19.000 25.000 0.860
285 HM 215249/HM 215210 75.987 131.975 39.000 32.000 39.000 2.110
286 34300/34478 76.200 121.442 23.012 17.463 24.608 0.954
287 34300/34478B 76.200 121.442 23.012 17.463 24.607 11.907 1.000
288 42687/42620 76.200 127.000 31.000 22.225 30.163 1.420
289 42688/42620 76.200 127.000 31.000 22.225 30.163 1.390
290 495A/492A 76.200 133.350 29.769 22.225 30.163 1.670
291 495A/493 76.200 136.525 29.769 22.225 30.163 1.800
292 575/572X 76.200 139.700 36.098 28.575 36.512 2.360
293 575/572XR 76.200 139.700 36.098 28.575 36.512 2.370
294 575/572 76.200 139.992 36.098 28.575 36.512 2.450
295 659/653 76.200 146.050 41.275 31.750 41.275 3.000
296 6461/6420 76.200 149.225 54.229 44.450 53.975 4.185
297 HM 518437/HM 518411 76.200 152.400 39.688 34.362 43.888 3.510
298 HM 518437/HM 518411 W 76.200 152.400 39.688 34.362 43.888 3.480
299 34306/34478 77.788 121.442 23.012 17.463 24.608 0.920
300 42690/42620 77.788 127.000 31.000 22.225 30.163 1.380
301 4277 (FAG=575194, FERSA=F15246) 80.000 130.000 36.000 29.500 36.000 12.000 1.960
302 TT 801402
(FAG=568742 A,
INA=722 0652 10, FERSA=F15191)
80.000 139.992 36.098 28.575 36.513 14.288 2.380
303 JW 8049/JW 8010 80.000 160.000 41.000 31.000 45.000 3.900
304 TT 821402
(FERSA=F15252,
SKF=BT1 0163,
SKF=VKHB 2315,
TIMKEN=NP 569484/NP 644537,
TIMKEN=SET 1254)
82.000 140.000 36.100 28.575 36.500 2.100
305 27687/27620 82.550 125.412 25.400 19.845 25.400 1.100
306 HM 516449/HM 516410 82.550 133.350 39.688 32.545 39.688 2.130
307 495/493A 82.550 134.976 29.769 22.225 30.162 1.550
308 HM 516448/HM 516414 B 82.550 136.525 39.688 32.545 39.688 12.319 2.420
309 580/572 82.550 139.992 36.098 28.575 36.512 2.200
310 582/572 82.550 139.992 36.098 28.575 36.512 2.200
311 749A/742 82.555 150.089 46.672 36.512 44.450 3.240
312 498/492A 84.138 133.350 29.769 22.225 30.163 1.450
313 27695/27620 84.976 125.412 25.400 19.845 25.400 0.974
314 JM 716649/JM 716610 85.000 130.000 29.000 24.000 30.000 1.350
315 JM 716649/JM 716612 A 85.000 131.587 27.000 24.000 30.000 1.396
316 JHM 516849/JHM 516810 85.000 140.000 38.000 31.500 39.000 2.260
317 749/742 85.026 150.089 46.672 36.512 44.450 3.240
318 497/493 85.725 136.525 29.769 22.225 30.163 1.500
319 LL 217849/LL 217810 88.900 121.442 15.083 11.112 15.083 0.470
320 HM 518445/HM 518410 88.900 152.400 39.688 30.162 39.688 2.830
321 HM 218248/HM 218210 89.974 146.975 40.000 32.500 40.000 2.560
322 JM 718149/JM 718110 90.000 145.000 34.000 27.000 35.000 2.140
323 JM 718149A/JM 718110 90.000 145.000 34.000 27.000 35.000 2.130
324 47890/47820 92.075 146.050 34.925 26.195 33.338 2.570
325 42362/42584 92.075 148.430 28.971 21.433 28.575 1.760
326 598A/593X 92.075 150.000 36.322 27.000 35.992 2.370
327 598A/592A 92.075 152.400 36.322 30.162 39.688 2.650
328 598/592A 92.075 152.400 36.322 30.162 39.688 2.690
329 JL 819349/JL 819310 95.000 135.000 20.000 14.000 20.000 0.825
330 JM 719149/JM 719113 95.000 150.000 34.000 27.000 35.000 2.170
331 JF 9549/JF 9510
(FAG=201029, ISO=T2ED095
SKF=VKHB 2192, TIMKEN=SET 1166)
95.000 160.000 46.000 38.000 46.000 3.700
332 LL 319349/LL 319310 95.250 128.587 15.083 11.908 15.875 0.530
333 L 319249/L 319210 95.250 130.175 21.433 16.670 20.638 0.789
334 594/593X 95.250 150.000 36.322 27.000 35.992 2.200
335 594A/593X 95.250 150.000 36.322 27.000 35.992 2.260
336 594/592A 95.250 152.400 36.322 30.162 39.688 2.550
337 594A/592A 95.250 152.400 36.322 30.162 39.688 2.540
338 594/592 95.250 152.400 36.322 33.338 39.688 2.610
339 683/672 95.250 168.275 41.275 30.162 41.275 3.720
340 685/672 98.425 168.275 41.275 30.162 41.275 3.520
341 HM 220149/HM 220110 99.974 156.975 42.000 34.000 42.000 2.900
342 EC 12218 (FERSA=F15520)
(SNR=EC12218S02H100)
100.000 130.000 15.083 11.908 15.875 0.415
343 JP 10049/JP 10010 A 100.000 145.000 22.500 17.500 24.000 1.150
344 JP 10049/JP 10010 100.000 145.000 22.500 17.500 24.000 1.155
345 JM 720249 / JM 720210 100.000 155.000 35.000 28.000 36.000 2.370
346 JHM 720249/JHM 720210 100.000 160.000 40.000 32.000 41.000 3.000
347 JF 10049/JF 10010 (ISO=T4CB100,
TIMKEN=NP970652/NP563664)
100.000 165.000 46.000 39.000 47.000 3.830
348 52400/52618 101.600 157.162 36.116 26.195 36.512 2.410
349 687/672 101.600 168.275 41.275 30.162 41.275 3.405
350 L 521949/L 521910 107.950 146.050 21.433 16.670 21.433 0.970
351 37425/37625 107.950 158.750 21.438 15.875 23.020 1.400
352 56425/56650 107.950 165.100 36.512 26.988 36.512 2.600
353 37431/37625 109.538 158.750 21.438 15.875 23.020 1.373
354 37431A/37625 109.538 158.750 21.438 15.875 23.020 1.371
355 JHM 522649/JHM 522610 110.000 180.000 46.000 38.000 47.000 4.540
356 L 623149/L 623110 114.300 152.400 21.433 16.670 21.432 1.036
357 64450/64700 114.300 177.800 41.275 30.162 41.275 3.580
358 JP 12049/JP 12010 (ISO=T4CB120) 120.000 170.000 25.000 19.500 27.000 1.700
359 JP 12049 A/JP 12010(ISO=T4CB120A) 120.000 170.000 25.000 19.500 27.000 1.680
360 LL 225749/LL 225710 127.000 165.895 17.462 13.495 18.258 0.920
361 JP 13049 A/JP 13010 (ISO=T4CB130A) 130.000 185.000 27.000 21.000 29.000 2.150
362 JP 13049/JP 13010 (ISO=T4CB130) 130.000 185.000 27.000 21.000 29.000 2.243
363 67391/67322 133.350 196.850 46.038 38.100 46.038 4.520
364 LM 330448/LM 330410 152.400 203.200 41.275 34.925 41.275 3.470
365 L 432348/L 432310 158.750 205.582 23.812 18.258 23.812 1.860

Primary Use Cases

  • North American Automotive Hubs: Widely used in the wheel ends of light and heavy-duty trucks designed to imperial specifications.
  • Oil & Gas Equipment: Found in pumping units and drilling rig components where robust thrust capacity is required.
  • Agricultural Implements: Supporting axles and rotating shafts in tractors and tillers.
  • Industrial Conveyors: Managing the combined loads of heavy material transport systems.
  • Mining Machinery: Operating in crushers and vibrating screens where shock loads are frequent.

Frequently Asked Questions

Frequently Asked Questions (FAQs)

1. How are Inch series bearings identified?
Inch series bearings typically use a part numbering system (e.g., LM11949/LM11910) that differs from the numerical ISO codes used for metric bearings.
2. Can I replace a Metric bearing with an Inch series bearing?
Generally, no. Even if the bore size is similar, the outer diameter, width, and contact angles usually differ, making them non-interchangeable.
3. Why is “Pair Mounting” common for these bearings?
Since a single tapered roller bearing only handles axial load in one direction, they are almost always mounted in pairs (Back-to-Back or Face-to-Face) to support thrust in both directions.
4. What material is used for the cage?
Most standard Kriloha inch series bearings use a stamped steel cage, though high-performance variants may use glass-fiber reinforced polymer or brass depending on the application speed and temperature.
5. What does “Cone” and “Cup” refer to?
The Cone is the assembly of the inner ring, rollers, and cage; the Cup is the outer ring. These can often be purchased separately if only one part is damaged.

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