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 5835-01-163-4215
NSN 5930-01-086-3621
NSN 5835-01-346-9575
NSN 5985-01-526-5512
NSN 6105-01-383-0325
NSN 5915-00-267-9857
NSN 5965-01-258-5662
NSN 5999-01-244-2506
NSN 5950-01-329-5784
NSN 6650-00-909-8380
NSN 6685-01-611-4766
NSN 6135-01-658-7467