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 5935-00-836-6939
NSN 5925-01-316-4986
NSN 5996-01-423-9423
NSN 5999-01-483-1045
NSN 6650-01-391-4461
NSN 5965-01-247-5696
NSN 5935-01-232-0383
NSN 5985-00-003-7064
NSN 5990-01-037-7751
NSN 5950-01-471-3504
NSN 5998-00-982-4213
NSN 5990-01-328-9846