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: Articles of aluminum nesoi
NSN 5925-00-275-7599
NSN 5985-00-529-0093
NSN 5950-01-484-3753
NSN 5975-01-065-1740
NSN 6610-01-485-3074
NSN 5905-01-082-3202
NSN 2925-00-782-1498
NSN 6240-00-342-9756
NSN 5905-00-597-4124
NSN 5935-00-061-0773
NSN 5990-01-218-5160
NSN 6145-00-842-0726