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 6150-01-289-6487
NSN 5975-01-114-1519
NSN 5975-01-103-9892
NSN 5950-01-564-2719
NSN 5915-01-320-3935
NSN 4140-01-252-4216
NSN 5975-01-029-3974
NSN 6150-01-454-5800
NSN 5915-01-613-7950
NSN 5965-01-449-2794
NSN 5996-00-734-5364
NSN 5965-01-165-9787