Aerospace series - O-rings, in fluorocarbon rubber (FKM), low compression set - Hardness 80 IRHD

This document specifies the characteristics of O-rings in fluorocarbon rubber (FKM), low compression set, hardness 80 IRHD, for aerospace applications. They are intended to be used in air, mineral / synthetic oil and fuel systems. Operating conditions - Temperature: a) Continuous operation: -20 °C to +225 °C; b) Static applications minimum temperature of use: -50 °C. Limitation: not to be used with phosphoric ester type hydraulic fluids (permanent or temporary immersion).