1616161 Ring-Backup Fits Caterpillar Models
1616161 Ring-Backup Fits Caterpillar Models
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$26.00 USD
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$26.00 USD
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One New Aftermarket Replacement Backup Ring for Caterpillar (Cat) Pipelayers and Wheel-Tractor-Scrapers
This backup ring is a hydraulic sealing component used in Caterpillar (Cat) construction equipment hydraulic cylinder assemblies. Backup rings support primary O-ring seals, preventing extrusion under high-pressure conditions and extending seal service life. Made from PTFE material, this ring provides excellent compatibility with engine oil, diesel fuel, and hydraulic fluid while performing reliably across a wide temperature range.
Specifications
- Part Number: 1616161 (also referenced as 161-6161)
- Inside Diameter: 13.2 mm (0.52 in)
- Cross Section Height: 1.4 mm
- Cross Section Width: 0.7 mm
- Material: PTFE
- Weight: 0.1 lbs
Compatible Models
Caterpillar Pipelayers and Wheel-Tractor-Scrapers: Verify specific model fitment using part number 1616161 or 161-6161 in the Cat parts catalog for your serial number range.
Replaces Part Number(s):
1616161, 161-6161
New aftermarket replacement part - not remanufactured, not used.
