1P7789 Washer for Caterpillar Equipment

1P7789 is a washer used in Caterpillar equipment, including Caterpillar industrial and marine engines. The part is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

This washer is listed for equipment fitted with SR4, D346, and D348 engine models. The provided application data identifies the part as a component associated with C-Series head bolt assemblies.

Fitment

• Caterpillar SR4 equipment
• Caterpillar D346 engines
• Caterpillar D348 engines
• Caterpillar industrial engines
• Caterpillar marine engines

Cross-reference numbers

Specifications