ISO 22749-2:2021

This document applies to elastomer-mechanical parts, as defined in ISO 22749-1. This document specifies: — approval procedure to be implemented by the customer; — guidelines for qualification of the product with specified requirements; — quality monitoring of rubber and rubber to metal parts in manufacture. This document does not apply to: — rubber diaphragms for pneumatic suspension springs; — elastic parts of buffing and drawgear springs; — diaphragms, bellows and seals; — hoses and tubings; — transmission belts.