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 spark-ignition internal combustion piston engines, nesoi
NSN 5905-01-132-4352
NSN 5920-01-329-8577
NSN 5895-01-311-5469
NSN 5990-00-067-9102
NSN 6150-01-279-3101
NSN 6645-01-239-8133
NSN 5920-01-599-4432
NSN 6105-01-423-9451
NSN 6650-01-512-9650
NSN 6110-01-473-9550
NSN 5835-01-321-2906
NSN 6145-00-372-3713