A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts for compression-ignition internal combustion piston engines (diesel), nesoi
NSN 5975-01-089-8641
NSN 5960-01-598-7371
NSN 5996-00-433-8371
NSN 4140-01-214-1968
NSN 5915-01-461-3089
NSN 6105-01-196-6298
NSN 5998-01-026-1453
NSN 5950-01-571-6618
NSN 6135-00-164-8780
NSN 5905-00-185-1828
NSN 5925-00-441-7964
NSN 5920-01-343-6838