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 5999-00-317-6262
NSN 5960-01-331-1076
NSN 5990-01-123-6557
NSN 6685-01-014-8704
NSN 5998-01-158-8763
NSN 5965-00-378-3403
NSN 6620-01-138-0089
NSN 6320-01-422-1212
NSN 6220-01-222-2068
NSN 6105-01-388-1926
NSN 6150-00-929-6164
NSN 5835-01-477-8903