1 Scope
This standard 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:
Continuous operation: – 20 °C to + 225 °C;
Static applications minimum temperature of use: – 50 °C.
Limitation:
not to be used with phosphoric ester type hydraulic fluids (permanent or temporary immersion).