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 5996-00-056-3113
NSN 6145-00-238-2623
NSN 5930-01-099-1032
NSN 5905-01-419-8928
NSN 5985-01-215-1196
NSN 5855-01-254-3041
NSN 5965-01-633-8849
NSN 5925-01-604-4008
NSN 6650-00-076-1883
NSN 5835-01-090-0784
NSN 5960-00-167-0397
NSN 5925-00-188-8678