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 6320-01-144-3810
NSN 6685-00-813-2417
NSN 5935-00-088-3864
NSN 6145-01-114-5593
NSN 5965-01-406-6320
NSN 6320-00-194-4252
NSN 6135-01-142-2417
NSN 6130-01-328-8108
NSN 5905-01-599-8508
NSN 2925-00-928-5931
NSN 6650-00-482-8984
NSN 5915-01-227-5581