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 5915-01-151-3057
NSN 6320-00-313-9114
NSN 5998-01-037-0405
NSN 5990-01-016-4194
NSN 5998-01-399-0476
NSN 6150-00-138-7469
NSN 6220-01-165-3635
NSN 4140-01-173-7867
NSN 4140-01-413-7779
NSN 6130-00-372-4322
NSN 4140-00-111-3247
NSN 6610-01-481-1807