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 6610-00-159-1110
NSN 6105-01-064-4335
NSN 6645-01-018-4815
NSN 7035-01-336-0464
NSN 6610-00-451-3325
NSN 5905-01-003-0867
NSN 6135-00-519-1325
NSN 5910-01-123-7620
NSN 5960-00-889-5470
NSN 5990-01-242-9653
NSN 5915-01-374-1857
NSN 5998-01-222-1993