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 6130-01-196-2806
NSN 7035-01-539-9642
NSN 5910-00-770-2598
NSN 7035-00-135-4758
NSN 5835-01-279-9508
NSN 6135-01-150-6916
NSN 5905-01-312-4610
NSN 5945-01-168-5794
NSN 5990-01-303-9920
NSN 5950-01-072-9245
NSN 5999-00-625-8107
NSN 5985-00-905-7167