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 5998-01-166-7855
NSN 5905-00-384-0449
NSN 5895-01-120-0959
NSN 5990-01-333-8678
NSN 5965-01-369-8016
NSN 5945-00-784-1034
NSN 7035-01-236-5743
NSN 6645-01-463-4314
NSN 5895-01-413-8682
NSN 5945-00-857-4463
NSN 6220-01-437-9002
NSN 5999-00-362-0865