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 5835-00-419-6576
NSN 7035-00-139-6426
NSN 4140-00-419-0631
NSN 5985-01-188-7408
NSN 2925-01-604-8984
NSN 5945-01-041-0857
NSN 5935-01-109-9663
NSN 5999-01-435-5304
NSN 5935-01-104-7395
NSN 6105-00-525-8639
NSN 6620-01-584-6653
NSN 5960-00-682-7142