King Pin Bearings – Type A – rubbersealsandgaskets.com

At Kriloha Ltd., we understand that “Axial-Integrity” is the foundation of vehicle safety and tire longevity. Our Type A King Pin Bearings are our engineered answer for “Pivot-Precision” and “Load-Endurance”. As a premier provider of industrial and automotive components, Kriloha has developed a king pin series that balances mechanical invincibility with the operational agility required for heavy-duty transportation.

The engineering of our Type A series is based on Structural-Fortification. By utilizing vacuum-degassed steel and advanced heat-treatment protocols, we ensure that every bearing provides the “Surface-Armor” necessary to prevent Brinelling (indentation) during heavy loading or stationary impacts. At Kriloha, we verify that our bearings facilitate a consistent lubricant film, creating a “Smooth-Motion” barrier that protects your vehicle’s most critical steering interface from premature wear.

Manufacturing these bearings involves strict Dimensional and Parallelism Verification. We ensure that every Type A unit matches the exact tolerance requirements of your specific axle and knuckle assembly, eliminating the “slop” or play that leads to uneven tire wear. Whether you are overhauling a fleet of interstate trucks or maintaining specialized agricultural equipment, Kriloha King Pin Bearings provide the mechanical durability your application demands. By choosing Kriloha Ltd., you are investing in a “High-Tolerance” technology that secures the reliability of your automotive systems.

Bearing Table

SR. NO.	BEARING NO.	BOUNDARY DIMENSIONS (in mm)				MASS (~ Kg.)
SR. NO.	BEARING NO.	d	d1	D	H	MASS (~ Kg.)
1	T-101/TR	25.000	25.300	50.500	15.800	0.130
2	T 126/SR	32.004	32.004	55.700	16.000	0.150
3	T-138/SR	35.225	35.525	66.800	19.446	0.320
4	T-138/TR	35.225	35.525	66.800	19.446	0.320
5	TK-35/TR	35.400	35.400	65.000	16.200	0.240
6	T-144/TR	36.754	36.754	66.675	19.446	0.300
7	T-151/SR	38.354	38.754	72.619	21.433	0.375
8	T-151/TR	38.354	38.754	72.619	21.433	0.375
9	T 4072 Rs/SR	40.300	40.800	74.500	19.800	0.360
10	500636 (FERSA=T1008)	45.000	45.500	73.000	20.000	0.323
11	353056B/46	46.000	46.500	78.000	22.000	0.420
12	47 TAG 001/SR	47.000	47.800	78.000	23.000	0.420
13	353056B (FAG=528548B)	50.000	50.400	78.000	22.000	0.380

Primary Use Cases

Commercial Trucks: The primary pivot support for heavy-duty front axles in logistics and transport vehicles.
Buses and Coaches: Providing the reliable, long-term steering stability required for public transit and long-distance passenger travel.
Agricultural Machinery: Supporting the steering spindles of tractors and harvesters operating in high-torque, off-road conditions.
Construction Equipment: Found in the steering joints of loaders and dump trucks that face extreme vertical weight and frequent directional changes.

Frequently Asked Questions

1. What is the main function of a King Pin Bearing?
The king pin bearing (or thrust bearing) supports the vertical weight of the vehicle on the steering knuckle while allowing the knuckle to turn freely for steering.
2. How do I know if my king pin bearings are failing?
Common signs include “stiff” or hard steering, uneven front tire wear, and a “pulling” sensation in the steering wheel while driving.
3. What makes “Type A” different from other king pin bearings?
Type A typically refers to a specific traditional thrust ball or roller configuration used in standard commercial axle designs, often distinct from specialized tapered or composite bushings used in newer or lighter vehicles.
4. How often should these bearings be greased?
For commercial vehicles, it is critical to follow a regular maintenance schedule—typically every oil change or 10,000–15,000 km—using a high-quality, water-resistant grease to flush out contaminants.
5. Can Kriloha provide these in complete repair kits?
Yes. We often supply Type A bearings as part of a comprehensive king pin kit, including the pins, bushings, and seals, to ensure a perfectly synchronized repair.