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 5905-00-593-9526
NSN 6135-01-550-2518
NSN 6240-01-556-7096
NSN 5910-00-159-7786
NSN 5945-00-245-7693
NSN 5915-00-890-0716
NSN 6150-00-286-0827
NSN 7035-01-521-8607
NSN 5910-00-575-4315
NSN 4140-01-447-2391
NSN 6130-01-504-6350
NSN 6145-01-025-6514