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 5855-01-573-5035
NSN 5965-01-606-5988
NSN 5975-01-399-0113
NSN 5985-01-531-3984
NSN 5960-01-567-1096
NSN 5975-01-364-3533
NSN 6320-01-453-5152
NSN 6240-01-286-3200
NSN 5990-01-430-4651
NSN 5920-01-389-2077
NSN 6150-00-235-6293
NSN 5855-01-446-8848