1583025 Ring-Backup Fits Caterpillar Models
1583025 Ring-Backup Fits Caterpillar Models
Regular price
$31.75 USD
Regular price
Sale price
$31.75 USD
Unit price
per
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One New Aftermarket Replacement Ring-Backup for Caterpillar (Cat) Construction Equipment
This backup ring is a hydraulic sealing component used in cylinder assemblies on Caterpillar construction equipment. It seats alongside the primary O-ring to prevent seal extrusion under high hydraulic pressure, helping maintain reliable fluid containment and extending the service life of the cylinder seal group.
Compatible Models
Caterpillar Knuckleboom Loaders: 539
Caterpillar Wheel Tractor-Scrapers: 623F
Caterpillar Track-Type Tractors: D7R Series II, D7R XR
Replaces Part Number(s):
1583025
Aftermarket Interchange Numbers
CA1583025, 158-3025
New aftermarket replacement part - not remanufactured, not used.
