Piston Rod Seal QYD NBR O Rings 

NBR O Rings QYD type is a special seal for cylinder and piston that conforms to Chinese standards. The groove design can adopt Chinese standard JB/T6656. Nitrile O Ring QYD application range: Working pressure: ≤1.6MPa Working temperature: -20℃～+80℃ Reciprocating speed: ≤0.5m/s Medium: Compressed air. O Ring Seal Installation: Such seals shall have axial clearance (see columns h and H in the table), and integral pistons may be used. To avoid damage to the sealing lip, precautions should be taken to avoid sharp edges during installation. Material: High-performance NBR material with a Shore hardness of about 80 degrees Order example: QYD-100 or QYD-100 88 12 or with part number PJ1022B0