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 6685-01-352-6569
NSN 6145-01-492-9840
NSN 2925-00-246-3077
NSN 5915-01-035-6811
NSN 5925-00-119-3333
NSN 6650-00-601-8944
NSN 5985-00-707-3473
NSN 6110-00-037-8164
NSN 5855-00-962-5792
NSN 5990-00-455-9865
NSN 5950-01-585-8855
NSN 6685-01-602-7881