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 5950-01-095-7964
NSN 2925-01-097-0903
NSN 7035-01-584-7741
NSN 5930-01-433-1606
NSN 6105-01-323-6572
NSN 6645-01-378-8907
NSN 5935-00-782-1953
NSN 5910-01-204-6848
NSN 5965-01-319-5363
NSN 7035-01-033-3007
NSN 5999-00-118-7473
NSN 6130-00-614-9961