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 5925-01-303-7595
NSN 5905-00-406-4312
NSN 5960-00-558-9152
NSN 6150-01-297-2874
NSN 5930-00-130-6377
NSN 6650-01-452-5379
NSN 6130-00-280-2518
NSN 6620-01-360-1571
NSN 5998-01-330-7555
NSN 6645-00-065-7286
NSN 5950-01-216-0391
NSN 5945-00-792-7431