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 6240-01-383-6616
NSN 5998-01-485-2085
NSN 6145-01-245-8856
NSN 2925-00-433-5429
NSN 5925-00-783-7893
NSN 5950-01-606-0950
NSN 5905-00-272-3476
NSN 5985-00-578-7740
NSN 5895-01-482-1592
NSN 6620-01-616-0884
NSN 5950-01-423-0082
NSN 5905-01-626-8985