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 5920-01-494-0688
NSN 6610-00-889-8844
NSN 6135-01-036-3495
NSN 5965-01-380-9821
NSN 7035-00-631-3782
NSN 6240-01-299-8933
NSN 5990-01-032-5160
NSN 6130-01-084-7803
NSN 5835-01-519-3834
NSN 5925-00-660-7589
NSN 5985-01-240-5388
NSN 2925-01-593-2542