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.
Classification: Parts for spark-ignition internal combustion piston engines, nesoi
NSN 2925-01-025-0082
NSN 5895-01-368-8662
NSN 5975-01-162-6221
NSN 6145-01-091-4002
NSN 5945-01-377-5804
NSN 5855-00-149-0766
NSN 5990-01-004-6343
NSN 6645-00-358-7379
NSN 2925-01-501-1104
NSN 5998-00-151-4490
NSN 6620-00-606-0446
NSN 5950-01-392-1895