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 5999-00-280-9063
NSN 6150-00-017-9121
NSN 5915-01-558-3346
NSN 5960-01-431-4291
NSN 6610-01-168-7943
NSN 6220-01-003-9126
NSN 6135-01-317-6021
NSN 5975-00-135-9299
NSN 5990-01-411-8548
NSN 4140-01-578-6088
NSN 5915-01-590-7375
NSN 6105-00-065-3795