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D3B Dozer Track Chain Assy Undercarriage Track Chain Smooth Finished

Quanzhou Jintai Machinery Co., Ltd.,
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    Buy cheap D3B Dozer Track Chain Assy Undercarriage Track Chain Smooth Finished from wholesalers
     
    Buy cheap D3B Dozer Track Chain Assy Undercarriage Track Chain Smooth Finished from wholesalers
    • Buy cheap D3B Dozer Track Chain Assy Undercarriage Track Chain Smooth Finished from wholesalers
    • Buy cheap D3B Dozer Track Chain Assy Undercarriage Track Chain Smooth Finished from wholesalers
    • Buy cheap D3B Dozer Track Chain Assy Undercarriage Track Chain Smooth Finished from wholesalers
    • Buy cheap D3B Dozer Track Chain Assy Undercarriage Track Chain Smooth Finished from wholesalers

    D3B Dozer Track Chain Assy Undercarriage Track Chain Smooth Finished

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    Brand Name : CCJT
    Certification : ISO\CE
    Payment Terms : T/T,L/C
    Supply Ability : 12000 sets/month
    Delivery Time : 5-8 work days
    Model Number : D3B
    • Product Details
    • Company Profile

    D3B Dozer Track Chain Assy Undercarriage Track Chain Smooth Finished

    D3B Dozer Chain Track Link Excavator Track Link
    Product Attributes
    AttributeValue
    NameFactory Direct D3B Dozer Chain Cr3657 6S8685 Track Link Excavator Track Link
    Other BrandsExcavator Track Link
    PackageExport wooden pallet
    MaterialHigh-strength Steel
    Surface TreatmentHeat Treatment
    ColorBlack
    Warranty1 year
    FinishSmooth
    ColourYellow
    Product Overview
    • Compatible Model: Caterpillar D3B compact crawler bulldozer (or modified excavator versions of similar tonnage)
    • Track Type: Sealed & Lubricated (SALT) track chain, designed for medium-to-low load applications
    • Design Standard: Complies with Caterpillar TL (Track Link) series specification
    D3B Dozer Chain Cr3657 6S8685 Track Link for excavators
    Core Specifications
    Dimensional Data
    ParameterValue (mm/inches)
    Pitch152.4 mm (6")
    Shoe Width300 mm (12")
    Link Thickness45±2 mm
    Bushing/Pin Diameter38.1 mm (1.5")
    Assembly Weight (per side)~250 kg (varies by shoe type)
    Material & Manufacturing
    • Track Links: Forged high-manganese steel (Mn18Cr2), quenched, hardness ≥HRC55
    • Pins & Bushings: Alloy steel (42CrMo), medium-frequency induction hardened, hardness HRC58-62
    • Sealing System: Nitrile rubber (NBR) seals + lithium-based grease for dust/water resistance
    Configuration Options
    Track Shoe Types
    TypeApplicationFeatures
    Single-GrouserHard terrain, rocky conditionsHigh traction & wear resistance
    Flat ShoesTurf/asphalt protectionMinimizes ground disturbance
    Wide Swamp PadsMud/wet soilsExtra width (400mm) to reduce sinking
    Link Quantity
    • Standard for D3B: 39-41 links per side (varies by configuration)
    Performance Features
    • Durability: Service life up to 4,000-6,000 hours (under normal conditions)
    • Maintenance Intervals: Grease replenishment every 500 hours, seal replacement at 2,000 hours
    • Compatibility: Interchangeable with similar models (e.g., D3C/D4B) after verifying pin dimensions
    OEM & Aftermarket References

    Caterpillar Part Numbers:

    • 8J-7111 (Complete link assembly)
    • 3J-7357 (Pin & bushing kit)
    Key Selection Notes
    1. Verify Machine Year: Early D3B models (pre-1980s) may use non-standard pitch (e.g., 5.5")
    2. Match to Application: Opt for wide swamp pads in wet conditions to reduce lateral stress on links
    3. Genuine Part Identification: Look for "CAT" logo and laser-etched part numbers on link sides
    Close-up of D3B Dozer Chain Track Link showing details
    Quality D3B Dozer Track Chain Assy Undercarriage Track Chain Smooth Finished for sale
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