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 2925-01-448-2880
NSN 6135-01-010-0891
NSN 4140-01-234-8568
NSN 5905-01-558-3846
NSN 2925-00-724-3140
NSN 6610-01-645-7515
NSN 6650-00-084-4258
NSN 5985-00-986-3614
NSN 5998-01-212-4498
NSN 5965-01-089-8579
NSN 5855-01-222-1242
NSN 5835-00-706-0829