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 5905-00-955-0174
NSN 6135-01-603-3657
NSN 5990-01-623-0082
NSN 5855-01-007-9541
NSN 6620-00-104-6937
NSN 6685-00-296-0392
NSN 6220-00-318-7755
NSN 5950-00-790-4756
NSN 6130-00-518-4305
NSN 6650-01-449-5446
NSN 7035-01-385-7306
NSN 6105-00-071-8174