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 5910-00-156-7293
NSN 6645-00-003-5945
NSN 5985-01-381-1201
NSN 6220-00-625-8554
NSN 5910-01-264-5259
NSN 5925-00-153-4518
NSN 6610-01-555-8791
NSN 5998-01-530-8565
NSN 5999-01-653-1611
NSN 4140-01-414-0675
NSN 7035-00-631-3782
NSN 5965-00-791-0964