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 6650-01-542-7101
NSN 5965-01-133-3985
NSN 5975-01-143-7753
NSN 5835-01-290-4397
NSN 6220-00-419-0635
NSN 5920-00-942-7907
NSN 6150-01-380-5014
NSN 5950-00-146-8479
NSN 5985-01-252-3665
NSN 2925-00-928-5931
NSN 6645-01-578-6815
NSN 5855-00-138-2386