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 7035-01-580-0610
NSN 5910-01-015-0129
NSN 5925-01-543-0684
NSN 5965-01-437-0905
NSN 6240-00-024-5086
NSN 6135-00-432-5567
NSN 5990-01-532-6113
NSN 5835-00-289-9080
NSN 5920-01-139-1221
NSN 5998-01-515-1108
NSN 5975-00-871-3582
NSN 6645-00-825-2448