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 5985-01-051-9432
NSN 5950-01-474-7665
NSN 6135-00-931-9049
NSN 7035-01-210-5111
NSN 6645-01-156-4330
NSN 6620-01-530-1229
NSN 6240-00-932-1331
NSN 5975-01-027-6657
NSN 6240-01-603-0143
NSN 6620-01-271-0711
NSN 5985-01-104-6065
NSN 5999-01-621-1481