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 5965-00-529-0602
NSN 5935-00-651-2698
NSN 4140-01-167-1368
NSN 6150-01-250-6113
NSN 5920-00-470-2903
NSN 5935-01-046-7459
NSN 5975-00-683-5869
NSN 6110-00-195-7769
NSN 6645-01-508-9074
NSN 6610-00-814-3083
NSN 5985-00-528-1902
NSN 6150-00-403-5584