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 6130-00-149-1694
NSN 6130-01-020-7307
NSN 5950-01-266-0906
NSN 5998-01-312-0901
NSN 4140-00-482-9221
NSN 5960-00-720-0615
NSN 6620-01-438-0415
NSN 5990-01-256-8441
NSN 5985-01-339-6218
NSN 5895-00-947-9585
NSN 6650-00-597-7313
NSN 6135-00-583-3966