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 6620-01-098-9866
NSN 6610-00-597-3095
NSN 6150-00-824-1938
NSN 5985-01-445-6667
NSN 6135-01-184-0727
NSN 5895-00-860-7385
NSN 6150-00-053-7226
NSN 5835-00-909-8088
NSN 5915-01-076-6445
NSN 6240-00-952-1906
NSN 5960-01-497-1780
NSN 5990-01-338-2103