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 5998-01-492-4205
NSN 5996-01-207-0126
NSN 5960-00-773-2406
NSN 5895-01-235-1055
NSN 5930-01-194-5767
NSN 5985-01-552-7217
NSN 5998-00-945-4925
NSN 6135-00-947-7091
NSN 5998-01-390-2627
NSN 5835-00-228-9082
NSN 7035-01-426-4133
NSN 5935-00-248-5919