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 6130-00-920-0301
NSN 6685-00-986-7733
NSN 5945-01-498-8333
NSN 6240-01-257-1052
NSN 7035-01-143-3573
NSN 6150-01-348-9684
NSN 5990-01-376-8930
NSN 6105-00-762-5668
NSN 5985-01-172-3164
NSN 5996-01-175-2200
NSN 5975-01-578-6071
NSN 4140-00-125-0837