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 5960-01-034-6537
NSN 6150-01-438-2978
NSN 5920-00-506-1790
NSN 5950-00-707-6107
NSN 5895-00-927-9909
NSN 6220-01-341-8240
NSN 6130-01-523-4489
NSN 6620-01-423-7300
NSN 2925-01-619-4825
NSN 6135-00-471-5356
NSN 5998-01-244-5196
NSN 5996-01-628-8624