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 6650-01-431-9625
NSN 6620-01-275-2781
NSN 6610-00-222-9273
NSN 5985-01-332-7047
NSN 5920-00-960-3567
NSN 5835-01-464-2662
NSN 6145-01-104-5084
NSN 6620-01-024-7003
NSN 5920-01-253-8261
NSN 6240-01-225-4671
NSN 5985-00-269-3443
NSN 6105-01-215-1174