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 5930-01-153-0212
NSN 6150-00-943-8767
NSN 6220-00-733-7974
NSN 5905-00-853-3629
NSN 5855-01-431-8937
NSN 5925-01-061-9717
NSN 6685-01-555-4820
NSN 5905-00-878-4424
NSN 5950-01-598-4137
NSN 6685-00-809-4297
NSN 5960-01-456-1735
NSN 5915-00-934-3446