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 compression-ignition internal combustion piston engines (diesel), nesoi
NSN 6645-01-176-6866
NSN 5996-01-208-6053
NSN 6110-01-592-3390
NSN 5990-01-331-9438
NSN 5910-00-171-3058
NSN 5835-00-958-6231
NSN 5950-00-407-2907
NSN 4140-00-523-0410
NSN 5975-01-336-9064
NSN 5910-01-098-2664
NSN 2925-00-674-8608
NSN 5925-01-113-7793