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.
NSN 5990-01-413-2405
NSN 4140-01-374-5831
NSN 5905-00-210-4269
NSN 5985-01-427-9852
NSN 5965-01-398-9579
NSN 5835-01-430-4765
NSN 2925-01-182-9924
NSN 4140-00-949-2438
NSN 6110-00-512-7845
NSN 6220-01-417-2675
NSN 6320-01-098-2503
NSN 7035-01-633-9537