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 6645-00-690-0423
NSN 5965-00-988-8770
NSN 6610-01-076-3412
NSN 6645-01-258-0370
NSN 6105-01-152-4191
NSN 5930-01-353-5154
NSN 6620-01-132-9678
NSN 5960-00-962-0497
NSN 5920-00-979-6287
NSN 5910-01-426-8741
NSN 5920-00-617-9909
NSN 6645-00-417-9356