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 5910-01-461-4408
NSN 2925-01-291-9997
NSN 2925-01-432-8452
NSN 6110-01-388-3803
NSN 6620-00-203-9466
NSN 6685-01-384-5802
NSN 5990-01-553-1094
NSN 5925-01-542-9068
NSN 6105-00-400-7251
NSN 5935-00-263-3641
NSN 5930-00-177-3316
NSN 6650-00-078-5773