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 4140-00-300-8111
NSN 5960-01-135-9778
NSN 5920-01-489-6148
NSN 5920-00-509-5073
NSN 6645-01-333-9336
NSN 5920-01-482-1530
NSN 6610-01-300-1629
NSN 7035-00-497-8784
NSN 7035-01-045-3502
NSN 5855-00-532-0025
NSN 7035-01-406-5232
NSN 5998-01-391-6832