8T2561 Washer fit Caterpillar

The 8T2561 is a flat washer for Caterpillar equipment and is listed in the C-Series Head Bolts category. It is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The washer is identified for use with Caterpillar fastener applications using a 3/8-inch bolt. The available product data identifies the equipment brand and application category but does not specify individual Caterpillar machine models or series beyond the C-Series Head Bolts classification.

Fitment

• Caterpillar equipment
• C-Series Head Bolts applications
• Applications using compatible 3/8-inch bolts

Cross-reference numbers

• 8T2561
• 8T-2561

Numbers 8T2561 and 8T-2561 identify the same washer reference, with the hyphenated format used as an alternate catalog notation. No additional equipment-manufacturer or supplier part numbers are specified in the available product data.

Specifications

The washer dimensions are specified by the inner diameter, outer diameter and thickness shown above. The 0.413-inch inner diameter corresponds to the listed 3/8-inch compatible bolt size. The washer has a hardened-steel construction, a stated minimum yield strength of 1000 MPa, and a galvanized-zinc coating.

The part is supplied under SKU 8T2561. The available information does not state the quantity per package or include additional fasteners, bolts, nuts or installation hardware.