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 5925-01-399-6777
NSN 6610-00-230-3939
NSN 5930-01-399-8713
NSN 5950-01-604-9435
NSN 5990-00-050-7693
NSN 5925-01-041-9943
NSN 6135-01-499-3516
NSN 5935-00-238-8934
NSN 6650-00-525-3446
NSN 5990-00-104-4903
NSN 5945-01-438-4916
NSN 6685-00-194-9803