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 5915-01-417-2058
NSN 6320-01-478-5871
NSN 7035-01-434-3585
NSN 5930-00-433-7959
NSN 5905-01-433-7871
NSN 5910-01-069-3432
NSN 5985-01-230-0892
NSN 5895-01-648-1512
NSN 6105-00-962-5947
NSN 5965-01-486-3564
NSN 2925-01-222-7764
NSN 4140-00-988-5427