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 5998-00-678-3108
NSN 5895-00-728-3655
NSN 4140-01-258-9526
NSN 5945-01-432-2829
NSN 5950-01-146-9193
NSN 5925-01-538-9445
NSN 6645-01-053-3185
NSN 7035-01-366-5912
NSN 6685-01-429-8922
NSN 5905-01-288-1907
NSN 5920-00-087-0274
NSN 5925-01-384-6147