Caterpillar 1U1738 — Ring-Backup
Part number: 1U1738 · Brand: Caterpillar · Condition: New Aftermarket · Category: farm
Cross-references / OEM numbers: 1U-1738
One New Aftermarket Replacement Backup Ring for Caterpillar (Cat) Equipment This backup ring (part number 1U-1738) is a urethane rubber hydraulic sealing component used in Caterpillar cylinder assemblies. It features a 174.25mm (approximately 6.86 in) internal diameter and a 182.85mm outer diameter, and is installed alongside an O-ring to prevent seal extrusion under high-pressure hydraulic conditions. Backup rings are used in static and dynamic sealing applications including hydraulic cylinders
Price: USD 29.84
In stock — worldwide air & ocean freight.