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 5925-01-211-6660
NSN 6145-00-504-5221
NSN 5920-00-563-3161
NSN 6240-01-171-9500
NSN 5920-01-363-5638
NSN 5975-01-372-6038
NSN 5905-00-543-0670
NSN 6320-00-500-4172
NSN 5835-00-975-6538
NSN 5999-00-036-6162
NSN 5975-00-420-8986
NSN 5920-01-501-7764