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 6220-01-590-5428
NSN 6620-01-518-7021
NSN 6220-00-739-1799
NSN 5998-00-172-6140
NSN 5975-01-406-6084
NSN 5996-01-428-9436
NSN 5945-01-169-0880
NSN 5910-01-371-6992
NSN 5999-01-425-0427
NSN 5915-01-093-8644
NSN 5920-01-123-9358
NSN 6135-01-116-3385