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 5996-00-110-5231
NSN 5998-00-308-9723
NSN 5965-01-207-2290
NSN 5930-01-634-0659
NSN 5905-01-014-0178
NSN 5920-01-224-7028
NSN 6650-01-112-0453
NSN 5925-01-160-6243
NSN 5998-00-761-8201
NSN 5855-01-623-8582
NSN 6320-01-397-9995
NSN 5835-01-566-5462