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 5925-00-975-0975
NSN 5975-00-988-3493
NSN 6320-01-431-4359
NSN 6645-00-678-0914
NSN 5975-00-581-1443
NSN 5950-01-014-3509
NSN 5945-00-040-7386
NSN 6220-00-292-3917
NSN 5835-01-263-1293
NSN 6145-00-482-9546
NSN 5895-01-032-6691
NSN 5998-00-457-7779