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 6685-01-359-4481
NSN 6110-01-455-8181
NSN 2925-01-338-7126
NSN 5925-01-069-4464
NSN 5930-01-212-3099
NSN 5998-00-826-9332
NSN 6685-01-539-2796
NSN 5996-00-340-5634
NSN 6105-01-207-0152
NSN 6145-01-492-5642
NSN 5975-00-586-8113
NSN 6685-00-776-4622