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 6135-00-497-0491
NSN 5950-01-567-8210
NSN 5950-00-758-5294
NSN 5920-00-199-4019
NSN 5855-00-256-5562
NSN 5985-01-406-2844
NSN 5895-01-565-0198
NSN 6145-01-503-8534
NSN 6135-00-246-0324
NSN 5999-01-589-6184
NSN 6645-00-192-1152
NSN 6610-01-570-6070