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 6240-01-420-1011
NSN 6145-01-653-9342
NSN 5895-01-123-9669
NSN 5999-01-377-8660
NSN 6220-00-854-2532
NSN 5910-01-353-4117
NSN 5996-00-106-0818
NSN 5930-01-229-9782
NSN 5905-00-829-0217
NSN 5905-01-536-6665
NSN 6220-01-332-1395
NSN 5855-00-433-2377