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 5990-01-190-8223
NSN 6620-01-026-0346
NSN 5985-01-437-8591
NSN 5945-01-205-2681
NSN 6110-01-511-9917
NSN 5975-00-632-0217
NSN 4140-00-933-0570
NSN 5999-01-227-4633
NSN 5905-00-932-5100
NSN 5945-01-116-2097
NSN 6135-01-278-9717
NSN 6110-01-412-2133