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 lead, nesoi
NSN 5835-01-391-4556
NSN 5960-00-551-2633
NSN 5965-01-121-2511
NSN 5925-01-128-6694
NSN 5905-01-136-6761
NSN 6145-01-424-0354
NSN 5960-00-925-2111
NSN 5925-01-337-9143
NSN 6620-00-969-3972
NSN 6610-01-468-3025
NSN 2925-01-091-4734
NSN 5855-00-908-9314