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 5996-01-088-7074
NSN 5920-01-468-6807
NSN 5935-00-394-3726
NSN 5925-01-649-1424
NSN 6685-01-008-4818
NSN 5855-01-574-7092
NSN 6135-01-610-2098
NSN 5960-01-413-3877
NSN 5835-01-589-4735
NSN 6105-01-634-0322
NSN 7035-01-140-5942
NSN 5996-00-703-7776