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: Other articles of iron or steel not wire nesoi
NSN 6620-00-121-9702
NSN 5975-01-463-3700
NSN 5960-01-171-1664
NSN 5950-01-145-1754
NSN 5855-01-596-9264
NSN 5910-01-356-4115
NSN 5999-01-348-5314
NSN 5960-00-279-3536
NSN 5985-01-069-4340
NSN 6610-00-466-3104
NSN 5965-01-406-6320
NSN 6145-01-377-8470