XKCF 00658: QUAD RING(B) Pipes model: HC R Series CPCD30~35N C240 model: HC R Series CPCD30~35N C240 FLS# (New Old): A LE11 252A 0097A L015 008 0097A Technical specifications Part Name: Quad Ring (XKCF 00658) Material: Commonly made from elastomers such as NBR and FKM Hardness: Typically 70 Shore A for NBR Operating Temperature Range: 30°C to +100°C for NBR and 18°C to +200°C for FKM Working Pressure: Up to 5 MPa without a back up ring for reciprocating applications and more Static Applications: Used as radial static seals for various applications Key Features Design: Four lobed profile for stability Sealing Efficiency: Offers high sealing capacity and reduced friction Lubrication: Features a groove for lubrication Additional Information Advantages Over O Rings: Quad Rings reduce friction