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 5985-00-790-3756
NSN 5985-01-099-6973
NSN 5990-00-419-0236
NSN 5965-01-386-7134
NSN 5998-01-301-3745
NSN 5945-01-421-4135
NSN 5835-01-475-3101
NSN 4140-01-223-7787
NSN 7035-01-508-5064
NSN 5930-00-687-0252
NSN 5996-01-068-0329
NSN 6220-00-312-2007