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 6320-01-094-2634
NSN 6685-01-450-3285
NSN 6645-00-431-9472
NSN 5950-00-525-1439
NSN 5935-01-191-8901
NSN 7035-01-497-6032
NSN 5950-00-227-8740
NSN 5999-01-071-5976
NSN 5998-01-320-5497
NSN 5998-01-427-3776
NSN 6110-01-274-5830
NSN 5998-01-459-5472