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 5965-01-381-2998
NSN 6130-01-510-4509
NSN 6645-00-920-1412
NSN 5990-01-184-2550
NSN 5935-01-030-3111
NSN 5915-01-034-3494
NSN 6150-01-481-8050
NSN 5998-01-069-6169
NSN 6150-01-605-1343
NSN 6130-01-593-6135
NSN 6320-01-252-2307
NSN 7035-00-500-7839