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 6145-01-091-8026
NSN 5985-00-073-6487
NSN 5960-01-094-7569
NSN 6105-01-610-0943
NSN 5998-01-077-8603
NSN 6105-01-264-8991
NSN 5930-01-142-7922
NSN 5996-01-318-9337
NSN 6105-01-226-2252
NSN 5920-01-556-5879
NSN 4140-00-773-6474
NSN 5930-00-026-1665