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: Other articles of iron or steel not wire nesoi
NSN 5895-00-985-4151
NSN 5996-01-144-7621
NSN 5998-00-332-9558
NSN 6240-01-081-4122
NSN 6105-01-215-4795
NSN 6645-00-673-0337
NSN 6220-01-509-4434
NSN 5990-00-226-1152
NSN 5835-01-386-4027
NSN 5985-01-302-4577
NSN 5855-01-451-2992
NSN 6105-01-454-0159