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 6135-01-598-9890
NSN 6610-01-088-5871
NSN 5915-01-341-4207
NSN 5945-01-487-2023
NSN 6110-01-525-7358
NSN 5998-01-265-7077
NSN 6240-01-102-4861
NSN 5915-01-123-9956
NSN 5925-01-158-4167
NSN 6150-01-242-9684
NSN 5990-01-039-2016
NSN 6240-01-463-3132