Specifies performance tests of brake cups and seals for braking systems. Requirements relating to chemical composition, tensile strength and elongation of the rubber compound are not included. Applies to moulded seals (cups or double-lipped type gland seals), 60 mm in diameter or less, compounded from high temperatur resistant rubber. This second edition cancels and replaces the first edition (1978).
ISO 4928:1980Stage: 95.99
Got a question?
Check out our FAQs
+41 22 749 08 88
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)
Keep up to date with ISO
Sign up to our newsletter for the latest news, views and product information.