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 5990-01-472-2447
NSN 6150-00-405-5950
NSN 5855-01-530-3172
NSN 6145-00-345-2565
NSN 2925-01-244-3016
NSN 5835-00-147-9328
NSN 5998-01-014-4557
NSN 6135-01-447-3086
NSN 4140-01-525-6961
NSN 5895-01-581-8644
NSN 5950-00-454-8584
NSN 6645-01-309-6455