APPLICATION: Sealing rings for use at temperatures as low as -65 F where resistance to fuel is required. The cross-section of such rings is usually not over 3/16 in. in diameter or thickness. Not recommended for use with rotating shafts or as gland nut packings.
SAE AMS7271C-1962 history
2019SAE AMS7271K-2019 Rubber: Acrylonitrile-Butadiene Rubber (NBR) Fuel and Low Temperature Resistant 60 - 70 Type “A” Hardness For Seals in Fuel Systems
2010SAE AMS7271J-2010 Rings, Sealing, Butadiene-Acrylonitrile (NBR) Rubber Fuel and Low Temperature Resistant 60 - 70
2001SAE AMS7271H-2001 Rings, Sealing, Butadiene-Acrylonitrile (NBR) Rubber Fuel and Low Temperature Resistant 60 - 70
1992SAE AMS7271H-1992 Rings, Sealing, Butadiene-Acrylonitrile (NBR) Rubber Fuel and Low Temperature Resistant 60-70
1986SAE AMS7271G-1986 RINGS@ SEALING@ BUTADIENE-ACRYLONITRILE (NBR) RUBBER Fuel and Low Temperature Resistant 60 - 70
1980SAE AMS7271F-1980 RINGS@ SEALING@ NITRILE RUBBER Fuel and Low Temperature Resistant 60 - 70
1966SAE AMS7271E-1966 RINGS@ SEALING@ SYNTHETIC RUBBER Fuel and Low Temperature Resistant 60 - 70
1965SAE AMS7271D-1965 RINGS@ SEALING@ SYNTHETIC RUBBER Fuel and Low Temperature Resistant 60 - 70
1962SAE AMS7271C-1962 RINGS@ SEALING@ SYNTHETIC RUBBER Fuel and Low Temperature Resistant (60 - 70)
1958SAE AMS7271B-1958 RINGS@ SEALING@ SYNTHETIC RUBBER Fuel and Low Temperature Resistant (60 - 70)
1957SAE AMS7271A-1957 RINGS@ SEALING@ SYNTHETIC RUBBER Fuel and Low Temperature Resistant (60 - 70)
1953SAE AMS7271-1953 RINGS@ SEALING@ SYNTHETIC RUBBER Fuel and Low Temperature Resistant (60-70) (Interim)