1431288 Locknut Fits Caterpillar Models
1431288 Locknut Fits Caterpillar Models
Regular price
£18.00 GBP
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£18.00 GBP
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One New Aftermarket Replacement Hex Flange Locknut for Caterpillar (Cat) Equipment
This aftermarket replacement hex flange locknut (3/8"-16 thread) is a standard Caterpillar fastener used across a wide range of Cat construction and heavy equipment applications. Locknuts like this one are used throughout Cat machines to secure critical assemblies and prevent loosening under vibration and load. Verify your OEM part number against your machine's parts manual before ordering to confirm fitment for your specific model and serial number.
Specifications
- Type: Hex Flange Locknut
- Thread Size: 3/8"-16 (UNC Coarse Thread)
Compatible Models
Caterpillar (Cat): Fits Caterpillar models - please confirm fitment via your parts manual or Cat dealer using part number 1431288 (143-1288).
Replaces Part Number(s):
1431288, 143-1288
New aftermarket replacement part - not remanufactured, not used.
