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 6610-01-147-3099
NSN 5925-00-057-6762
NSN 5965-01-476-0721
NSN 6220-00-734-8874
NSN 6150-01-370-7910
NSN 5985-00-626-1896
NSN 6240-00-923-0758
NSN 6220-00-528-7752
NSN 5996-00-704-7173
NSN 5835-01-470-7700
NSN 6650-01-446-8752
NSN 5930-00-693-3504