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.
NSN 5975-00-971-8863
NSN 6105-00-281-8185
NSN 5975-01-399-8564
NSN 6685-01-522-2232
NSN 5998-01-521-8262
NSN 6620-01-135-3043
NSN 6610-01-391-6781
NSN 6110-00-947-6621
NSN 6620-01-519-2628
NSN 5915-00-019-1741
NSN 6610-01-520-6889
NSN 6240-01-239-7499