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 5930-01-249-4570
NSN 5965-00-702-7257
NSN 6105-01-461-8927
NSN 5925-01-398-1856
NSN 5920-00-126-1873
NSN 5990-01-139-6042
NSN 5999-01-360-6680
NSN 5935-00-871-0389
NSN 6620-01-460-2788
NSN 6105-01-209-9153
NSN 5910-01-025-6987
NSN 5895-00-833-2525