8M3175 Washer for Caterpillar Equipment

8M3175 is a flat washer used with 3/8-inch bolt sizes in fastening applications associated with C-Series head bolts for Caterpillar equipment. The part is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The washer is identified by the part numbers 8M3175 and 8M-3175. The available product data specifies the washer for use with Caterpillar equipment, but does not provide a detailed list of individual machine models or engine model numbers. Application should therefore be checked against the exact equipment configuration and the fastening assembly in which the washer is installed.

Cross-reference numbers

• 8M3175
• 8M-3175

Specifications

The 3/8-inch specification refers to the bolt size associated with the washer. The stated inner diameter is 0.402 inch, while the outside diameter is 0.63 inch and the washer thickness is 0.118 inch. These dimensions define the physical size of the part for installation in the corresponding fastening assembly.

The washer is manufactured from hardened steel with a listed minimum yield strength of 1000 MPa. Its surface is specified as phosphate and oil coated. The coating and material information describe the supplied part configuration; no additional surface treatment or installation hardware is included in the available product data.

The listed weight is 0.1 lb per washer. The product data identifies this item as an individual washer and does not specify a quantity per package, bolt inclusion, nut inclusion, or any additional components.