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 6610-00-526-6162
NSN 6105-01-263-7234
NSN 5998-01-445-2264
NSN 6650-01-511-4074
NSN 5998-01-331-3529
NSN 6240-01-462-5433
NSN 4140-01-434-9049
NSN 5975-00-565-7593
NSN 6145-00-156-4394
NSN 6645-01-525-7493
NSN 6220-01-074-7718
NSN 6135-01-490-7704