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 5960-00-161-3728
NSN 5965-01-301-2553
NSN 5985-01-524-4791
NSN 5895-01-648-2670
NSN 5945-01-403-2800
NSN 5920-00-594-3124
NSN 6150-00-493-1840
NSN 5999-00-805-2150
NSN 5855-01-563-3470
NSN 6145-01-631-7211
NSN 6145-01-181-6198
NSN 5935-01-122-9169