Track Roller Bottom Roller Fit Caterpillar CAT 302.4D Excavator Undercarriage

  
For CATERPILLAR CAT 302.4D. Bottom Roller Weight:15.43 pounds. Package Dimensions:5.51"X5.51"X8.26. Item Package Quantity:1 x Bottom Roller.

Surface Hardness: HRC52-58, Deepth:5mm-10mm. Wheel body: material 50 Mn, hardening hardness HRC 25-28, CASE hardening hardness HRC 52-56, hardening thickness 5-8mm.

Side cover: QT 450-10, strength as follows: tensile strength ob (MPa): 2450 yield strength 00.2 (MPa): 2310 hardness: 160 210 hb. 45 # carbon steel or 40 Cr. Quenching of HRC25-30 and surface quenching of HRC 52-58. Lock pin 65 Mn or 45 carbon steel, hardness HRC 25-28. Bolts, grade 12.9, HRC 45-52.

What are the advantages of our product? This bottom roller is a durable undercarriage replacement part for your excavator. Our rollers utilize special high strength-hardened steel and quality seal groups that provide excellent lubricating oil retention. Sealed bearings stop dirt, mud, and grime from penetrating inner components. It was designed and manufactured to exact OEM specifications using a high-quality, high-strength steel. It will provide long-lasting and dependable performance even if you operate in the most extreme conditions. Please make sure it will fit your machine before purchasing it. If you are not 100% sure this is what you need, please find out your engine model, series number and contact our Customer-service. Communication is the best way to solve the problem. If you have any problems after you.

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Many of our products have overseas warehouses, including Australian warehouses, American warehouses and. Please contact me before you return it. The item is lost during transit; b. The item is damaged during transport; c. The item in the actual use of the process of quality problems. Very appreciated for your support.

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