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 5965-01-444-0342
NSN 6220-01-429-4626
NSN 4140-00-672-9531
NSN 6240-00-586-6428
NSN 7035-01-034-6183
NSN 6110-00-202-2990
NSN 6610-01-084-3611
NSN 5950-01-403-2852
NSN 6105-01-634-0322
NSN 6105-01-386-4038
NSN 6130-01-160-9478
NSN 5935-01-356-2569