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 5998-01-326-3523
NSN 5895-01-289-4685
NSN 7035-01-656-0502
NSN 6645-00-605-8487
NSN 6320-00-433-2773
NSN 5960-00-425-9740
NSN 6135-00-913-2062
NSN 6145-01-070-0579
NSN 6610-00-081-2365
NSN 6320-00-593-0379
NSN 5996-01-633-7979
NSN 6150-00-143-5396