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 5855-01-100-3272
NSN 6240-01-129-7060
NSN 5905-01-462-4706
NSN 6645-00-226-2270
NSN 5950-01-376-2008
NSN 6320-01-029-4220
NSN 6685-00-934-8676
NSN 5905-01-352-5824
NSN 6645-01-653-7762
NSN 6220-00-144-8043
NSN 6105-01-129-6417
NSN 5930-01-303-6170