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 6620-01-473-8262
NSN 5999-01-163-6274
NSN 5925-00-318-3023
NSN 6685-00-992-2259
NSN 6130-00-620-2436
NSN 5965-00-243-1243
NSN 5998-01-106-2332
NSN 5920-01-578-7055
NSN 5895-01-461-8287
NSN 5910-01-481-5078
NSN 5985-01-519-9295
NSN 6130-01-623-2218