King Pin Bearings – Type C

King Pin Bearings – Type C

Core Features

  • Ultra-Heavy-Duty Capacity: Specifically engineered for the highest tonnage classifications, providing extreme vertical load support for multi-axle industrial and mining vehicles.
  • Multi-Directional Load Management: Designed with specialized geometry to simultaneously handle massive downward thrust and the intense lateral forces generated during heavy-duty turning maneuvers.
  • Advanced Metallurgical Composition: Utilizes high-nitrogen or vacuum-degassed alloy steel to provide superior fatigue resistance and prevent internal fracturing under sustained pressure.
  • Optimized Surface Profile: Features a super-finished raceway that facilitates a consistent lubricant film, even in slow-moving, high-pressure steering applications.
  • Extreme Environment Sealing: Equipped with heavy-duty, multi-stage sealing systems to block out the abrasive dust, mud, and chemicals found in harsh industrial zones.

At Kriloha Ltd., we understand that for the most demanding industries, “Structural-Failure” is never an option. Our Type C King Pin Bearings are our engineered answer for “Maximum-Load-Containment” and “Unyielding-Pivot-Integrity”. As a premier provider of industrial and automotive components, Kriloha has developed a Type C series that balances mechanical invincibility with the design agility required for the world’s heaviest rotating assets.

The engineering of our Type C series is based on Endurance-Optimization. By utilizing specialized through-hardening techniques, we ensure that every bearing provides the “Surface-Armor” necessary to resist the “pitting” and “crushing” forces prevalent in heavy-tonnage steering. At Kriloha, we verify that our bearings are matched to exact tolerances, creating a “Rigid-Resilient” support system that secures your vehicle’s most critical steering interface against the most punishing road and off-road shocks.

Manufacturing these bearings involves strict Micro-Dimensional and Material-Purity Verification. We ensure that every Type C unit provides the consistent, high-torque performance required for professional-grade heavy hauling and earthmoving. Whether you are maintaining a fleet of mining dumpers or overhauling a specialized industrial axle, Kriloha King Pin Bearings provide the mechanical durability your application demands. By choosing Kriloha Ltd., you are investing in a “High-Endurance” technology that secures the integrity of your heaviest rotating systems.

Bearing Table

SR. NO. BEARING NO. BOUNDARY DIMENSIONS (in mm) MASS
(~ Kg.)
d d1 D H
1 J2 (JP1054) 38.100 38.350 71.800 17.100 0.255
2 TH 52891
(TH-1000, FERSA=F15057)
52.400 52.700 89.000 20.300 0.370
3 TH 52901
(INA=F 200284.1, IRB=IR 108,
FERSA=F15031)
52.400 52.800 90.200 20.550 0.450
4 TH 641051
(FAG=513982, FERSA=F15058)
63.500 64.700 105.000 23.000 0.610
5 TH 651141
(FERSA=F15060)
65.000 66.000 113.600 22.100 0.650
6 TH 701141
(FERSA=F15059, FAG=563147,
INA=F-44343)
69.840 70.800 113.600 22.100 0.640

Primary Use Cases

  • Mining & Quarrying Trucks: Supporting the steering pivots of massive haul trucks operating in high-impact, off-road environments.
  • Heavy Construction Machinery: Found in the steering joints of articulated loaders, graders, and large-scale excavators.
  • Specialized Logistics Trailers: Used in multi-axle steerable trailers designed for transporting oversized industrial components like wind turbine blades or transformers.
  • Military & Defense Vehicles: Providing unyielding steering reliability for armored personnel carriers and heavy tactical transport units.

Frequently Asked Questions

1. What defines a “Type C” King Pin Bearing?
Type C typically represents our highest-capacity classification, designed for industrial and off-road applications where loads exceed the capabilities of standard commercial Type A or B bearings.
2. Can these bearings handle high-vibration environments?
Yes. The Type C series is manufactured with case-hardened components that maintain a tough, ductile core to absorb sudden impacts and high-frequency vibrations without cracking.
3. Are they pre-greased for immediate installation?
While many units come with a protective coating, Type C bearings are typically packed during assembly with specialized high-pressure (EP) grease to ensure the unique load requirements of the specific machinery are met.
4. How does the Type C help reduce maintenance costs?
By utilizing superior materials and sealing, these bearings resist “flat-spotting” and contamination, significantly extending the intervals between steering knuckle overhauls.
5. Is the Type C compatible with automated lubrication systems?
Absolutely. The internal lubrication grooves are designed to interface seamlessly with centralized greasing systems commonly found on modern heavy-duty industrial equipment.

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