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 2925-01-172-0176
NSN 5910-01-539-5417
NSN 4140-00-938-3307
NSN 6620-01-009-5921
NSN 5975-01-522-3892
NSN 5925-01-347-5024
NSN 5998-01-514-0376
NSN 5985-00-500-8488
NSN 5925-01-100-0636
NSN 5930-00-126-7382
NSN 6105-01-335-2311
NSN 5950-01-431-4198