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.
NSN 6240-01-633-9357
NSN 7035-01-526-5393
NSN 5905-01-545-1579
NSN 6610-01-247-1798
NSN 6685-00-842-5049
NSN 5910-01-415-2463
NSN 5950-01-203-9795
NSN 6105-01-546-6807
NSN 5999-00-807-8104
NSN 5905-00-224-3815
NSN 7035-01-454-3284
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