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 5855-01-472-1946
NSN 5905-00-151-6653
NSN 6620-01-072-1034
NSN 6105-01-430-5401
NSN 6620-00-185-1671
NSN 5985-01-193-8515
NSN 7035-00-079-7189
NSN 5910-00-666-0126
NSN 5915-01-412-0572
NSN 5945-00-336-9159
NSN 5965-01-168-8180
NSN 6320-00-228-5678