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 7035-01-442-2634
NSN 6130-01-547-6052
NSN 6150-01-517-9132
NSN 5985-01-023-8804
NSN 6130-01-304-4188
NSN 5930-01-468-6478
NSN 6320-01-539-3156
NSN 5945-01-396-6205
NSN 5985-01-431-8111
NSN 6130-01-199-0173
NSN 4140-01-511-2674
NSN 6145-00-338-5645