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.
Classification: Articles of aluminum nesoi
NSN 6220-01-498-4848
NSN 6220-01-222-0724
NSN 5996-00-301-3682
NSN 6645-00-163-4624
NSN 5930-00-862-5582
NSN 5999-01-381-3186
NSN 6135-00-223-9563
NSN 5945-01-441-5490
NSN 5915-01-647-7217
NSN 5999-01-068-3639
NSN 5990-00-574-5777
NSN 5985-01-327-7898