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 6135-00-235-1938
NSN 6650-01-129-8343
NSN 5855-01-557-9470
NSN 5985-01-213-8764
NSN 6650-00-287-5868
NSN 5930-00-450-5450
NSN 6150-01-195-8726
NSN 5985-01-612-5970
NSN 6650-01-279-9160
NSN 5930-00-760-3263
NSN 2925-01-456-6840
NSN 5965-01-323-8134