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 5935-01-557-4943
NSN 4140-01-232-8998
NSN 6650-00-526-7785
NSN 5930-01-225-2945
NSN 5960-01-067-9531
NSN 6240-01-421-6655
NSN 6145-01-499-0616
NSN 5990-01-341-5735
NSN 6110-01-558-9117
NSN 5950-00-299-7851
NSN 6145-01-559-5810
NSN 4140-01-522-0269