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 5855-01-512-1926
NSN 6110-01-173-6221
NSN 4140-00-176-4761
NSN 5835-00-065-6757
NSN 5935-01-627-0364
NSN 6145-01-338-8344
NSN 5935-01-442-6483
NSN 5990-00-995-6071
NSN 5965-01-360-6568
NSN 5915-01-622-3588
NSN 5960-01-205-0386
NSN 5999-01-504-8201