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 5920-01-387-9972
NSN 6685-00-167-3801
NSN 6105-01-600-3652
NSN 5855-01-433-7009
NSN 6320-01-547-2743
NSN 6110-01-178-7833
NSN 2925-01-359-4027
NSN 6320-01-334-5305
NSN 6320-00-116-3658
NSN 5950-01-335-9576
NSN 5925-01-436-8152
NSN 2925-01-280-1911