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 5998-01-125-6737
NSN 5925-01-028-9336
NSN 6620-01-210-9002
NSN 5996-00-972-9713
NSN 5895-00-424-0850
NSN 6150-00-518-1402
NSN 5965-01-449-9343
NSN 5925-01-611-7618
NSN 7035-01-502-9967
NSN 6150-00-833-3037
NSN 6620-01-328-4769
NSN 5855-01-100-3272