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 5930-01-435-6542
NSN 7035-00-421-8710
NSN 6135-01-131-9352
NSN 2925-01-338-7126
NSN 5990-01-360-2900
NSN 5999-00-581-6752
NSN 7035-00-803-3056
NSN 6610-01-506-6151
NSN 2925-01-501-1104
NSN 5996-01-070-9911
NSN 5930-01-549-1530
NSN 6610-01-332-5126