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 5925-01-648-8151
NSN 7035-01-013-9889
NSN 6110-00-504-2441
NSN 6105-01-211-1101
NSN 2925-01-612-0405
NSN 5895-01-238-6540
NSN 5965-00-220-6900
NSN 2925-01-197-7864
NSN 5999-01-316-5256
NSN 5996-00-518-0460
NSN 7035-01-232-2657
NSN 6620-01-573-8003