Standard

BS EN 3050:2025

Aerospace series — O-rings, in fluorocarbon rubber (FKM), low compression set — Technical specification

Current

•

Published:

31 Jan 2026

1 Scope

This document specifies the characteristics, qualification and acceptance requirements for O-rings in low compression set fluorocarbon rubber (FKM) in accordance with EN 2798.

Product Details

Descriptors

Seals

Density

Fluorocarbons

Elastomers

Chemical-resistance tests

Hardness

Synthetic rubber

Acceptance (approval)

Quality control

Qualification approval

Approval testing

Sealing rings

Ageing (materials)

Compression set

Packaging

Heat ageing tests

Aircraft components

Marking

Toroidal sealing rings

Inspection

Sampling methods

ICS Codes

49.080 Aerospace fluid systems and components

Committee

ACE/69

International relationships

Identical to:

EN 3050

ISBN

978 0 539 32120 3

Publisher

BSI