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 5975-01-619-9583
NSN 4140-01-456-9471
NSN 5910-01-625-4176
NSN 5855-01-476-4219
NSN 6130-01-346-2971
NSN 6240-00-866-4143
NSN 6110-01-005-5140
NSN 6685-00-504-1911
NSN 5910-01-602-9296
NSN 4140-00-205-6491
NSN 6105-01-415-4607
NSN 2925-01-411-4666