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 6150-01-054-3983
NSN 6145-01-285-3345
NSN 5998-01-445-1544
NSN 5950-01-467-3602
NSN 5998-01-094-9821
NSN 5990-01-056-6413
NSN 2925-00-973-2574
NSN 6110-01-584-8808
NSN 5835-01-163-4215
NSN 6610-01-284-3236
NSN 5920-00-935-2275
NSN 5895-01-620-7286