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 5895-01-548-7935
NSN 5855-00-791-5000
NSN 5998-00-160-5050
NSN 5920-01-326-4247
NSN 6620-01-332-4625
NSN 6135-00-295-2614
NSN 6320-01-415-0953
NSN 5965-00-543-1837
NSN 6650-00-629-8027
NSN 5996-01-251-8657
NSN 5855-00-149-0766
NSN 7035-01-408-3699