1438031 Ring Wear Fits Caterpillar Models
1438031 Ring Wear Fits Caterpillar Models
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One New Aftermarket Replacement Wear Ring for Caterpillar (Cat) Excavators
This wear ring (Caterpillar part number 1438031 / 143-8031) is a hydraulic system component used on Caterpillar mini hydraulic excavators, standard excavators, and wheeled excavators. Wear rings serve as guide and load-bearing elements within hydraulic cylinders, reducing metal-to-metal contact and protecting cylinder bores and rod surfaces during operation. Replacing a worn or damaged wear ring helps restore proper hydraulic cylinder function and extends the service life of the surrounding components.
Specifications
- Weight: 0.02 lbs
- Part Type: Wear Ring
- Condition: New aftermarket
Compatible Models
Caterpillar Mini Hydraulic Excavators: 307C, 307D, 308C, 308D
Caterpillar Excavators: 311B, 311C, 311D LRR, 312B, 312B L, 312C, 312C L, 312D, 312D L, 312E, 312E L, 313B, 313D, 313D2, 314C, 314D CR, 314D LCR, 314E CR, 314E LCR, 315, 315B, 315B L, 315C, 315D L, 316E L, 317B LN, 318B, 318C, 318D L, 318D2 L, 318E L, 319C, 319D, 319D L, 319D LN
Caterpillar Wheeled Excavators: M313C, M313D, M315D2, M318C, M318C MH, M318D, M318D MH, M322D, M322D MH
Replaces Part Number(s):
1438031, 143-8031
New aftermarket replacement part - not remanufactured, not used.



