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 6145-01-362-7284
NSN 5950-01-062-2156
NSN 5920-00-730-1332
NSN 5895-00-256-9166
NSN 5905-01-361-9076
NSN 5985-01-400-3876
NSN 5945-01-499-9684
NSN 5935-01-412-8664
NSN 6650-00-003-5413
NSN 6320-00-513-8376
NSN 5985-00-189-0953
NSN 5996-01-250-1644