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 5895-01-518-0300
NSN 5920-00-914-2707
NSN 6685-01-014-3150
NSN 5996-01-577-1889
NSN 5975-01-607-9082
NSN 5975-01-393-5202
NSN 6130-01-500-8811
NSN 6135-01-435-8451
NSN 5990-00-285-1948
NSN 6240-01-429-7830
NSN 6610-00-925-3914
NSN 5985-00-674-7229