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 5910-01-476-8200
NSN 6150-01-348-8970
NSN 6650-01-145-5173
NSN 6320-01-067-0474
NSN 5835-01-066-5337
NSN 6110-01-517-9304
NSN 2925-01-175-1217
NSN 5960-00-175-7620
NSN 4140-00-038-7577
NSN 6130-00-816-6637
NSN 5996-01-058-1533
NSN 6220-00-287-9939