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 6650-01-412-4217
NSN 2925-01-552-4313
NSN 5996-00-861-9692
NSN 5920-00-081-9156
NSN 5996-01-470-1404
NSN 5960-01-599-9821
NSN 5835-01-079-9533
NSN 6145-00-617-4032
NSN 6685-01-632-3583
NSN 6105-00-101-3699
NSN 5975-01-096-3879
NSN 6650-01-610-6739