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 6610-01-443-8396
NSN 5965-01-450-3154
NSN 6320-00-937-5625
NSN 5960-01-378-1729
NSN 5905-00-056-2165
NSN 6220-01-025-8551
NSN 6145-01-370-1242
NSN 5998-01-534-4738
NSN 5990-01-337-9859
NSN 6685-01-195-3360
NSN 6650-01-536-4086
NSN 5855-00-688-9954