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 5990-01-490-5614
NSN 5990-01-605-4769
NSN 6650-00-336-0753
NSN 5925-01-483-1170
NSN 5855-00-879-5849
NSN 6145-01-492-5642
NSN 6110-01-087-5286
NSN 6110-00-838-0492
NSN 2925-00-580-4931
NSN 5895-00-563-1672
NSN 5998-01-084-0862
NSN 7035-00-803-3056