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 6145-01-459-8150
NSN 6220-01-540-0344
NSN 5999-01-444-0839
NSN 5990-00-309-0023
NSN 6620-00-010-8190
NSN 6620-01-507-2854
NSN 6620-01-179-4154
NSN 6240-00-264-9652
NSN 5930-00-524-0338
NSN 5935-01-394-7738
NSN 7035-01-210-5111
NSN 5999-01-259-4636