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 5950-00-004-2086
NSN 5895-00-842-4416
NSN 6105-00-942-2297
NSN 5945-01-505-0950
NSN 6150-01-347-3615
NSN 5999-01-563-7071
NSN 6620-01-352-5640
NSN 5920-01-587-7444
NSN 7035-01-521-3449
NSN 6320-01-487-0336
NSN 6150-00-041-5038
NSN 5990-00-125-5036