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 5920-01-211-4365
NSN 6685-01-467-0378
NSN 5935-01-550-9664
NSN 4140-01-400-3610
NSN 6240-00-902-9310
NSN 6220-01-367-8711
NSN 5985-00-141-0290
NSN 2925-01-269-3861
NSN 5855-01-088-4699
NSN 6105-01-037-1493
NSN 6650-01-348-2407
NSN 6685-01-081-4095