3F1960 Lock

The 3F1960 Lock is a hardware spare part used on Caterpillar equipment, including pipelayers, track loaders, and track-type tractors. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

The part is listed for the following Caterpillar equipment models and machine series:

• Pipelayers: 561B, 561C, 561D
• Track loaders: 955H, 955K, 955L, 977D
• Track-type tractors: D5, D5B, D5E

Fitment is identified by the equipment model designation and the part number 3F1960. The listed applications cover Caterpillar machines in the pipelayer, track loader, and track-type tractor categories. The part is not listed for equipment outside these models in the available product data.

For service-part identification, check the machine model and the existing component number before installation. The model designations above are retained as separate equipment groups because the same lock number is listed for multiple Caterpillar machine types.

Specifications

The stated dimensions are 19 cm in length, 19 cm in width, and 0.1 cm in depth. The listed weight is 0.3 lb. No material specification, thread information, installation position, mounting hardware, or additional kit contents are provided for this part.