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.
NSN 6130-00-575-9721
NSN 5905-01-433-3257
NSN 6620-00-248-6950
NSN 5985-00-125-4630
NSN 5999-01-058-9433
NSN 6135-01-419-5574
NSN 5915-00-135-0770
NSN 5855-01-085-5354
NSN 6685-01-513-4945
NSN 5960-01-100-5065
NSN 5990-00-754-5253
NSN 6240-01-463-3132