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 5985-01-432-7280
NSN 6610-00-680-8325
NSN 5965-00-605-8239
NSN 6610-01-331-6966
NSN 5975-00-400-2630
NSN 5996-00-126-6139
NSN 5998-00-466-3142
NSN 5935-01-410-7435
NSN 5915-01-410-7822
NSN 5985-01-508-1407
NSN 5930-01-571-7611
NSN 5935-01-280-9573