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 6135-01-255-9129
NSN 5945-01-068-6752
NSN 5985-00-939-0388
NSN 5895-01-134-1087
NSN 5905-00-344-4416
NSN 5950-01-141-0398
NSN 5999-01-469-7333
NSN 6240-00-237-7878
NSN 6320-01-194-1253
NSN 5960-01-495-0859
NSN 6320-01-279-0343
NSN 6105-01-441-4693