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 6620-01-416-1757
NSN 5945-01-146-0435
NSN 6135-00-613-1068
NSN 6320-01-449-1014
NSN 7035-00-922-5700
NSN 7035-00-286-6221
NSN 5935-01-466-7885
NSN 5895-01-014-5458
NSN 5945-01-364-1178
NSN 6645-01-348-5722
NSN 5895-00-318-7793
NSN 5975-01-200-7710