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 5935-01-406-2863
NSN 6610-00-564-1728
NSN 6645-00-363-9775
NSN 2925-00-196-9003
NSN 5950-01-417-2883
NSN 5920-01-421-5362
NSN 5945-00-599-3469
NSN 6220-00-386-0997
NSN 5965-00-194-9875
NSN 5925-01-652-6807
NSN 5990-01-305-7228
NSN 6135-00-542-6216