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 6145-00-797-3454
NSN 5925-00-529-0441
NSN 6220-00-458-4633
NSN 6320-00-790-4844
NSN 6610-01-593-4643
NSN 5975-00-139-5369
NSN 4140-01-577-0027
NSN 5895-01-464-6306
NSN 5975-01-137-8490
NSN 6150-00-138-0716
NSN 5835-00-054-4607
NSN 5895-01-650-5256