Track Nuts 1S6421

Track nut 1S6421 is a hardware component used to fasten track shoes to track links on Caterpillar equipment. It fits Caterpillar engine-machine applications and Caterpillar excavators, including the equipment models listed below. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

• Caterpillar 3406 engine
• Caterpillar 3406B engine
• Caterpillar 3406C engine
• Caterpillar 245 excavator
• Caterpillar 245B excavator
• Caterpillar 245D excavator

The listed part is identified as a track nut for securing track shoes to the track links. Fitment is specified for Caterpillar engine-machine applications and Caterpillar excavator equipment. The model references above are taken from the available application data for part number 1S6421.

Cross-reference numbers

• 1S6421
• 1S-6421

Part number 1S-6421 is an alternate written form of 1S6421. Both references identify the same track nut SKU in the available product data.

Specifications