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 5910-00-387-4855
NSN 5965-01-187-0941
NSN 5915-00-862-1506
NSN 5910-01-483-3803
NSN 5835-00-170-5238
NSN 5985-00-275-2830
NSN 5925-00-216-4480
NSN 5935-00-008-2863
NSN 5895-00-222-5043
NSN 6610-01-643-6652
NSN 6620-01-027-8379
NSN 5915-00-278-5561