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 5960-00-928-2534
NSN 2925-01-554-5246
NSN 6685-01-618-4283
NSN 5905-01-498-9477
NSN 5945-00-260-4333
NSN 6220-01-162-7954
NSN 5990-00-965-0495
NSN 5996-01-360-5635
NSN 5965-01-567-6282
NSN 5990-00-490-5250
NSN 5855-01-424-2769
NSN 5999-01-407-5570