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 5990-01-057-4191
NSN 5920-01-417-5989
NSN 5999-00-112-0511
NSN 5905-01-035-1527
NSN 5985-01-335-1979
NSN 5965-01-592-5391
NSN 2925-00-363-9878
NSN 6105-01-086-2688
NSN 5996-01-199-1200
NSN 5999-00-420-7735
NSN 5950-01-099-9334
NSN 6220-01-192-8826