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 5950-01-570-0426
NSN 4140-01-207-3577
NSN 6220-00-160-9372
NSN 6110-01-542-9860
NSN 5935-01-147-9448
NSN 5935-00-972-3316
NSN 6645-00-920-8690
NSN 5920-01-291-1258
NSN 5998-01-554-6370
NSN 6135-00-240-3200
NSN 5990-00-806-3556
NSN 5855-01-444-3916