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 5998-00-714-2727
NSN 6685-00-661-2347
NSN 6650-01-123-7249
NSN 5855-01-020-3777
NSN 5990-01-179-5625
NSN 2925-00-614-1758
NSN 5950-01-528-8542
NSN 5935-01-631-7326
NSN 5910-01-291-7671
NSN 6130-01-068-3216
NSN 7035-01-224-2183
NSN 5935-01-625-2532