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 5999-01-223-9042
NSN 5905-01-501-2518
NSN 5835-00-074-3700
NSN 6610-00-184-0833
NSN 5915-00-809-3795
NSN 6220-00-150-9637
NSN 5935-01-280-2173
NSN 5910-01-121-4944
NSN 2925-01-166-4589
NSN 5985-01-653-6814
NSN 5975-01-224-7820
NSN 7035-01-256-9598