Fits Caterpillar NUT M16 X 1.5 5I6125 NEW model-1691240 6212.5H Fits John Deere Industrial Construction

Fits John Deere Industrial Construction models: 300D

188 (USED W/ EARLY TYPE HEADLIGHT)

or 185 Lo-Boy models

Note: Several MacDon platforms have serial number restrictions

Fits Ford 8N Serial Number: 263844 and up

Fits Caterpillar NUT M16 X 1.5 5I6125 NEW model-1691240 6212.5H Fits John Deere Industrial ConstructionOne New Aftermarket Replacement Track Nut M16 x 1. 5 Fits Caterpillar (Fits CAT) Excavators and Track Type Tractors This aftermarket replacement track nut (M16 x 1. 5 thread) is a critical undercarriage fastener used to secure track shoes to the track links on Fits Caterpillar (Fits CAT) excavators and track type tractors. Proper track nut condition is essential for maintaining track tension, alignment, and overall undercarriage integrity.