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Caterpillar Bulldozer Track Roller D8K

Bulldozer Parts

Caterpillar Bulldozer Track Roller D8K

Tack offers a complete range of track rollers for both excavators and bulldozers.  Bottom rollers for bulldozers have a large running surface due to mobile working. Tack rollers are produced with high-quality steel and special heat treatments to make excavator and dozer rollers extra tough and thus wear-resistant . The bottom rollers have a larger oil reservoir, so that the roller can be cooled sufficiently, our production is finished with precision tools, high-grade seals and bronze bushings to greatly improve oil leakage problem. Based on all the strict requirements in production  we can guarantee a long service life , even with intensive use or in extreme working conditions. 

    Description

    Tack offers a complete range of track rollers for both excavators and bulldozers.  Bottom rollers for bulldozers have a large running surface due to mobile working. Tack rollers are produced with high-quality steel and special heat treatments to make excavator and dozer rollers extra tough and thus wear-resistant . The bottom rollers have a larger oil reservoir, so that the roller can be cooled sufficiently, our production is finished with precision tools, high-grade seals and bronze bushings to greatly improve oil leakage problem. Based on all the strict requirements in production  we can guarantee a long service life , even with intensive use or in extreme working conditions. 

    Application

    CATERPILLAR: 583H, 583K, D8H, D8K
    LIEBHERR: PR751, RL451

    Original Code

    SF: 6P4897, 7S9041, 9H6449, 9P3308, CR2798, 10T0136AY2
    DF: 6P4898, 7S9042, 9H6451, 9P3309, CR2787, 10T0137AY2

    Specification

    Caterpillar Bulldozer Track Roller D8K
    Model No. D8K D8K
    Type Single Flange  Double Flange
    OEM  NO. 6P4897 6P4898
    Material 50Mn 50Mn
    Technique Forging Forging
    Mounting Distance 428.6*133.35*Ø27 428.6*133.35*Ø27
    Weight 107.5KGS 121.5KGS
    Surface Hardness 52-56HRC 52-56HRC
    Hardness Deepth 8-12mm 8-12mm
    Welding Operation by ARC CO² welding by ARC CO² welding
    Machining Operation CNC machine CNC machine
    Colors Yellow or Black Yellow or Black