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 6650-01-352-7111
NSN 5945-01-094-7727
NSN 5835-01-555-4262
NSN 5835-01-227-2318
NSN 6105-01-605-9968
NSN 5965-01-447-3767
NSN 5985-01-519-2335
NSN 6150-00-909-5608
NSN 6110-01-268-1723
NSN 2925-01-466-0892
NSN 5999-01-481-3617
NSN 5985-01-350-3823