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 5950-01-159-7177
NSN 5835-01-442-6482
NSN 5996-00-925-1953
NSN 5985-01-530-9369
NSN 5930-01-496-6281
NSN 6685-00-903-6799
NSN 6130-01-062-9753
NSN 6645-01-534-5545
NSN 5990-01-299-2014
NSN 6105-00-189-0515
NSN 4140-00-146-1633
NSN 5975-01-027-6657