
Aerospace series — O-rings, in fluorocarbon rubber (FKM), low compression set — Hardness 80 IRHD.
STANDARD published on 8.1.2026
Designation standards: BS EN 3049:2025
Publication date standards: 8.1.2026
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: British technical standard
Category: Technical standards BS
ISBN: 978 0 539 32119 7 Status: Definitive