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 5920-00-624-3049
NSN 5985-00-730-2494
NSN 6650-01-306-8352
NSN 5910-01-386-3191
NSN 5996-00-577-0483
NSN 6685-00-257-4088
NSN 5905-01-157-8275
NSN 6105-00-464-6087
NSN 5950-00-358-1140
NSN 5960-00-445-3954
NSN 5835-01-110-0697
NSN 6110-01-213-7469