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 compression-ignition internal combustion piston engines (diesel), nesoi
NSN 5835-01-620-0675
NSN 6105-01-548-5915
NSN 6220-00-925-9497
NSN 6135-00-866-2311
NSN 6685-01-232-1979
NSN 6645-01-351-1154
NSN 6650-01-129-1175
NSN 5935-00-932-7262
NSN 5985-00-849-6184
NSN 5990-01-187-8594
NSN 5835-01-149-6855
NSN 7035-01-571-0449