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 5945-01-318-8713
NSN 7035-00-490-0485
NSN 6110-00-728-0680
NSN 6150-01-439-4116
NSN 6645-01-253-1950
NSN 5855-01-318-7663
NSN 6685-00-704-2046
NSN 6685-01-264-8769
NSN 5915-01-005-0048
NSN 5950-01-410-8210
NSN 5855-01-376-0363
NSN 6150-00-244-7596