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 5905-00-900-6676
NSN 6610-01-406-4985
NSN 6685-01-567-9425
NSN 5910-00-245-0940
NSN 5935-01-197-8448
NSN 6320-01-029-4220
NSN 6240-01-294-4536
NSN 5905-01-495-0147
NSN 5905-01-352-5824
NSN 6130-00-453-4821
NSN 6610-00-831-5748
NSN 6650-00-527-7451