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 nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 2925-01-226-6126
NSN 6135-00-491-9864
NSN 6145-01-178-6056
NSN 6685-01-467-5790
NSN 5996-01-391-7489
NSN 6645-01-123-9277
NSN 6240-01-104-5085
NSN 5895-01-435-4386
NSN 5930-01-077-3214
NSN 5998-00-809-6975
NSN 6610-00-483-9810
NSN 6130-00-217-1081