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 6105-01-510-0868
NSN 6685-00-948-8452
NSN 6620-01-138-8250
NSN 5905-00-367-4253
NSN 6610-01-169-6134
NSN 5975-01-580-3841
NSN 6150-01-209-6842
NSN 5910-00-126-4717
NSN 5965-01-258-5662
NSN 5920-00-144-8031
NSN 6620-01-570-4026
NSN 6135-01-336-3115