Part number V75MD381 is an AS568-381 blue Viton® (FKM) 75 Shore A O-Ring supplied with an inside diameter of 11.975 in (304.17 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 12.395 in (314.83 mm). An o-ring delivers dependable bidirectional sealing in a compact groove envelope.
Viton® (FKM) is specified here for very low compression set at elevated temperature and long service life in hot, chemically aggressive environments. The compound resists aggressive chemicals, chlorinated solvents, and petroleum oils and fuels. Published continuous service range is -15°F (-26.1°C) to 400°F (204.4°C). Verify compatibility before use with amines or hot water and steam.
This o-ring meets FDA requirements for food contact, carries NSF listing, and is metal detectable for HACCP and foreign-body control programs. You will find this material specified across automotive fuel systems, aerospace, and high-temperature process equipment.
Stocked as V75MD381 and sold individually. Nominal inside diameter is listed as 12 inch. Review your operating media and conditions against this specification before installation.
Description -381 BLUE FKM 75D O-RING
Actual Cross Section 0.21 inch (5.33 mm)
Actual Inside Diameter 11.975 inch (304.17 mm)
Actual Outside Diameter 12.395 inch (314.83 mm)
Measurement System Imperial
Product Category O-Rings - FDA / Metal Detectable