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 6220-00-406-5045
NSN 5935-01-078-2406
NSN 5999-01-110-8424
NSN 5998-01-241-5417
NSN 5945-00-052-4831
NSN 5915-01-368-1168
NSN 5855-01-323-5394
NSN 5930-01-211-1949
NSN 6135-01-618-2199
NSN 6610-01-262-3467
NSN 6620-00-456-0404
NSN 6320-00-931-4855