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 2925-01-464-3093
NSN 6110-01-509-0338
NSN 6105-01-553-6626
NSN 5835-01-345-5090
NSN 5895-01-415-9573
NSN 5910-01-124-4280
NSN 5905-00-342-3560
NSN 5855-01-165-6361
NSN 6650-01-589-0893
NSN 2925-01-262-1418
NSN 5915-00-689-4575
NSN 6130-01-409-2867