O-rings offer the designer an efficient and economical sealing element for a wide rang of static or dynamic applications. Inexpensive production methods and its ease of use have make the O-ring the most widely used seals, as O-rings are used as sealing elements or as energizing elements for hydraulic slipper seals and wipers and thus cover a large number of fields of application. There are no fields of industry where the O-ring is not used. From an individual seal for repairs or maintenance to a quality assured application in aerospace, automotive or general engineering. Material Material: NBR / FKM / EPDM / HNBR / VMQ (Silicone) Color: Black / Brown (standard) We keep large stock for material NBR 70 Shore A Black Technical Data Temperature range: NBR -30 to +110 FKM -20 to +200 EPDM -45 to +150 HNBR -30 to +140 VMQ -50to +220 Pressure: Static applications without back-up ring 200 Bar Static applications with back-up ring 400 Bar Speed: Reciprocate application 0.5 m/s Rotate application 2 m/s Hardness: 50 - 90 Shore A Size standard AS 568 (USA size standard) BS 1516 (UK size standard) JIS B 2401 (Japanese size standard) ISO 3601/1 (ISO size standard) DIN 3771/1 (German size standard) GB 3452.1 (Chinese size standard) and extensive other metric sizes