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 5965-01-449-1101
NSN 5999-01-302-6233
NSN 5960-01-406-4136
NSN 5920-01-634-0250
NSN 6320-01-170-4068
NSN 5835-00-419-0575
NSN 5990-00-009-3291
NSN 5920-00-281-2488
NSN 5965-01-265-6814
NSN 6150-00-544-3803
NSN 6685-01-160-8960
NSN 6650-01-331-5243