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 5910-01-427-3819
NSN 6130-01-561-5727
NSN 6130-00-217-7695
NSN 5935-01-587-9341
NSN 5990-01-120-1910
NSN 5965-01-508-7940
NSN 5910-00-926-2499
NSN 6645-01-080-6052
NSN 5945-01-654-0484
NSN 5945-01-462-1222
NSN 5855-01-165-6361
NSN 6650-00-456-5892