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 6320-01-086-2602
NSN 6135-01-392-8344
NSN 5905-01-068-3631
NSN 5960-01-429-5897
NSN 4140-01-245-8866
NSN 6110-01-314-4507
NSN 5925-00-695-9414
NSN 6685-01-268-0613
NSN 5920-01-334-7385
NSN 6645-01-505-5772
NSN 6220-01-634-0660
NSN 7035-01-380-6538