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 6685-01-476-8560
NSN 5998-01-121-6561
NSN 5996-01-108-4306
NSN 5925-01-565-6937
NSN 6105-01-315-1128
NSN 6105-01-220-5963
NSN 6105-01-542-6642
NSN 5960-00-584-4553
NSN 5975-01-023-8773
NSN 5920-01-298-0316
NSN 6105-00-420-8798
NSN 6620-00-455-2405