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 5950-00-116-7708
NSN 5975-00-894-1125
NSN 5910-00-855-4233
NSN 5925-01-259-1241
NSN 7035-01-482-5393
NSN 5855-00-149-0766
NSN 6105-01-070-9844
NSN 5935-00-465-6090
NSN 5925-01-546-0094
NSN 2925-00-371-2285
NSN 5985-01-248-1161
NSN 5975-00-107-1853