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 6620-00-425-7475
NSN 5835-00-152-5516
NSN 5975-01-023-8773
NSN 7035-00-104-7613
NSN 5910-00-936-5792
NSN 6105-01-401-5361
NSN 4140-00-415-6513
NSN 5945-01-420-5083
NSN 5996-00-231-9322
NSN 5915-01-529-0577
NSN 6645-00-922-8312
NSN 5985-00-991-0604