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: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 6685-01-458-5206
NSN 5915-00-539-7673
NSN 6645-01-150-9847
NSN 5996-01-493-6740
NSN 5920-00-452-0963
NSN 6685-01-562-5603
NSN 6135-00-628-1142
NSN 5930-01-090-0223
NSN 6110-01-280-3871
NSN 6220-00-196-2949
NSN 5930-00-925-4651
NSN 5915-01-152-2625