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 7035-01-024-4332
NSN 2925-01-467-1192
NSN 5985-01-009-4312
NSN 6610-01-400-3880
NSN 6135-00-196-5267
NSN 5996-01-326-8666
NSN 6145-01-272-6825
NSN 5905-01-146-5511
NSN 6220-01-625-0342
NSN 5920-00-959-5664
NSN 2925-01-250-2731
NSN 6130-00-273-1111