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 5990-01-365-6016
NSN 5998-01-453-7857
NSN 5975-01-280-1081
NSN 5905-01-401-5325
NSN 6135-01-252-0315
NSN 2925-01-440-9912
NSN 6610-01-535-8757
NSN 5975-01-460-8554
NSN 5950-00-361-2104
NSN 6135-01-480-8121
NSN 5960-01-599-9821
NSN 6135-01-377-5729