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 6620-01-344-6074
NSN 6320-01-365-2701
NSN 5996-00-613-1761
NSN 5925-00-905-8196
NSN 6645-00-518-2068
NSN 5985-00-383-6178
NSN 5998-00-899-7002
NSN 5950-01-142-2959
NSN 5996-00-299-1609
NSN 5905-01-377-5273
NSN 6685-01-386-6547
NSN 2925-00-614-1758