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 lead, nesoi
NSN 5998-00-988-9270
NSN 5855-00-405-0409
NSN 5925-01-612-3037
NSN 4140-01-172-8370
NSN 5975-01-236-9806
NSN 5950-00-932-5595
NSN 6105-01-317-3657
NSN 5930-01-252-8155
NSN 5960-01-250-3478
NSN 5835-01-632-6627
NSN 6220-00-587-0429
NSN 4140-00-541-9077