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 5975-00-186-8884
NSN 6145-01-540-1798
NSN 5945-01-027-1351
NSN 5975-01-474-0587
NSN 2925-01-174-6786
NSN 5975-00-467-8777
NSN 5950-01-272-3618
NSN 5930-00-120-9365
NSN 5998-01-503-1977
NSN 6685-01-006-7569
NSN 5835-01-281-7281
NSN 6145-01-411-1210