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 6685-01-095-9129
NSN 5920-01-463-8484
NSN 6645-00-456-7653
NSN 7035-00-631-3782
NSN 5935-01-403-2844
NSN 5920-01-108-4797
NSN 5835-00-251-9138
NSN 5998-00-991-8518
NSN 5895-00-891-0509
NSN 5960-01-191-1982
NSN 6650-01-121-4026
NSN 5965-01-424-7417