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.
NSN 5945-00-133-5688
NSN 6620-00-850-3365
NSN 6650-00-539-7298
NSN 5925-00-337-8138
NSN 6685-00-155-8158
NSN 4140-01-444-2083
NSN 6135-01-098-3020
NSN 5925-00-450-9663
NSN 6620-01-447-1509
NSN 5925-01-577-7774
NSN 2925-01-016-0876
NSN 6645-01-612-6062