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 5998-01-350-3652
NSN 5895-01-561-6353
NSN 5945-01-507-2943
NSN 5855-00-797-8217
NSN 6645-00-559-3623
NSN 5835-00-554-0399
NSN 5998-01-093-8383
NSN 5965-00-936-4428
NSN 7035-01-054-6538
NSN 4140-01-431-6543
NSN 6150-00-653-9648
NSN 5915-01-277-5419