NBN EN 3049:1998

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

WITHDRAWN

About this standard

Languages
German, English and French
Type
NBN
Standards committee
ASD-STAN (Aerospace)
Status
WITHDRAWN
Publication date
01 July 1998
Replaced by
NBN EN 3049:2025
ICS Code
49.080 (Aerospace fluid systems and components)
Withdrawn Date
25 December 2025
Price
€ 50,00

About this training

Summary

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: 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).