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 6240-01-204-0046
NSN 5950-00-072-0102
NSN 5999-01-590-1477
NSN 5855-01-521-4836
NSN 5835-00-787-5980
NSN 5895-00-313-9098
NSN 5960-01-258-6708
NSN 5945-01-271-7456
NSN 5855-01-480-8929
NSN 6645-01-361-8947
NSN 5835-00-572-7445
NSN 5915-01-191-9172