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 6220-01-326-7204
NSN 5985-01-547-5953
NSN 5835-01-502-9228
NSN 5985-01-411-6824
NSN 5920-00-488-9359
NSN 7035-00-941-4949
NSN 5925-01-573-7439
NSN 5999-00-419-0693
NSN 6685-01-381-6866
NSN 5985-01-409-2865
NSN 6685-01-055-7384
NSN 5965-01-422-3232