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 5835-00-198-4936
NSN 6645-00-891-9052
NSN 5965-00-436-2226
NSN 5915-01-626-4262
NSN 5920-00-493-8307
NSN 5835-00-195-7508
NSN 4140-01-367-8057
NSN 6620-01-502-7105
NSN 6620-01-210-5583
NSN 6645-00-948-9763
NSN 5925-00-306-4260
NSN 6150-01-479-1646