A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.
Classification: Other articles of iron or steel not wire nesoi
NSN 6150-00-043-0667
NSN 5945-00-807-6056
NSN 6685-00-614-7452
NSN 6135-00-840-6451
NSN 5998-01-523-8436
NSN 6145-01-556-5598
NSN 5915-01-317-3158
NSN 6145-01-259-6439
NSN 4140-01-477-5050
NSN 6220-01-050-8122
NSN 5950-01-192-9238
NSN 6610-01-165-2103