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 6110-01-633-9660
NSN 6620-00-815-2281
NSN 5915-01-210-8883
NSN 5920-01-311-4608
NSN 5999-00-922-8368
NSN 6145-01-265-0522
NSN 5835-01-005-8564
NSN 5935-00-186-9370
NSN 6220-01-115-3027
NSN 5910-01-561-3912
NSN 4140-01-274-0423
NSN 6105-01-023-8708