Both sides polished
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 6610-00-729-5130
NSN 2925-01-157-9204
NSN 5905-01-209-1815
NSN 5925-00-521-2527
NSN 5925-01-401-5314
NSN 5895-01-438-8125
NSN 5910-01-075-7115
NSN 6620-01-242-9247
NSN 5950-01-107-6726
NSN 5945-00-730-3533
NSN 6135-01-659-7653
NSN 5950-01-004-2014