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 5920-00-049-7835
NSN 5915-01-373-4492
NSN 6220-01-535-6968
NSN 6110-01-359-6618
NSN 5975-00-844-8413
NSN 6145-01-389-0140
NSN 5895-00-539-8322
NSN 7035-00-371-7749
NSN 5996-00-283-7385
NSN 5930-00-364-3654
NSN 4140-01-020-1116
NSN 5990-00-734-7285