20 PCS UN Polyurethane U-Cup Hydraulic Seal for Cylinder Piston & Rod ID 8/9/10/12/14/15/16-19mm

UN type U-cup hydraulic seals are practical spare parts for hydraulic cylinder sealing.

Advantage: Polyurethane UN U-Cup Seal features great wear resistance, stable sealing performance, low friction and easy installation. Max working pressure ≤32MPa, reciprocating speed ≤0.5m/s.

Application: Unidirectional hydraulic seal for piston and piston rod, widely used in hydraulic cylinders, hoists and engineering hydraulic equipment.

It effectively prevents hydraulic fluid leakage, keeps pressure stable and protects hydraulic components during operation. Ideal for equipment maintenance, field installation and hydraulic system retrofit work.

Specifications
Material: Polyurethane
Size: Inner diameter ranges from 8mm to 19mm
Package: 20 pcs