3 holes 3/8 in. Dia, evenly spaced on 4.085 in. Bolt circle
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 6610-01-012-0517
NSN 6685-01-543-6131
NSN 6135-01-445-6589
NSN 5915-00-139-1628
NSN 5935-00-982-0547
NSN 5935-01-124-4634
NSN 5915-00-137-0792
NSN 6145-00-135-1436
NSN 6135-00-240-3200
NSN 4140-00-951-5395
NSN 5998-00-728-3637
NSN 6130-00-806-2731