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 2925-01-292-9248
NSN 6135-01-367-6203
NSN 5935-01-634-0668
NSN 6610-01-487-6843
NSN 5905-00-127-2775
NSN 5915-00-968-7515
NSN 6610-01-119-7873
NSN 2925-00-113-6146
NSN 5990-00-058-4514
NSN 6620-01-152-4099
NSN 5935-01-100-4175
NSN 6610-00-606-0148