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TACK is an engineering machinery factory with over 20 years of experience. Our main products are undercarriage parts for bulldozers, excavators, and agricultural harvesters etc. Our products, including track rollers , carrier rollers , idlers, sprockets, and track chains, have been highly praised overseas. We support machinery brands such as CATERPILLER, LIEBHERR, KOMATSU, JOHN DEERE, CASE, KOBELCO, SUMITOMO, VOLVO, HITACHI, HYUNDAI, etc. We are a direct manufacturing factory with quality assurance, fast delivery, a wide range of product types, and the convenience of one-stop shopping. We have dedicated designers who can provide precise and personalized services, quickly develop samples according to customer request , and our factory processes are organized and flexible to adjust production as customers required.
Acceptance: OEM/ODM, Trade, Wholesale, Regional Agency.
Payment: T/T, L/C, X-transfer
Komatsu Bulldozer Track Roller D40A-3,D50A-6 | ||
Model No. | D40A-3,D50A-6 | D40A-3,D50A-6 |
TYPE | Single Flange | Double Flange |
OEM NO. | 140-30-00053 | 140-30-00063 |
Material | 50Mn | 50Mn |
Technique | Forging | Forging |
Mounting Distance | 310*110*Ø18 | 310*110*Ø18 |
Weight | 48KGS | 54KGS |
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 |
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