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 5975-01-071-5594
NSN 2925-01-562-8051
NSN 6650-01-398-7323
NSN 6150-01-054-3526
NSN 5965-00-653-4782
NSN 5930-01-452-6710
NSN 6320-01-390-5385
NSN 6240-00-117-3778
NSN 2925-01-140-8957
NSN 5920-01-468-6807
NSN 4140-01-040-1700
NSN 5930-01-648-8600