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 4140-00-570-3440
NSN 6220-00-557-0436
NSN 6105-01-085-3698
NSN 5895-00-852-4237
NSN 6135-00-686-4777
NSN 6650-01-004-6702
NSN 5935-01-417-2648
NSN 5920-01-360-8310
NSN 6685-00-433-7476
NSN 2925-00-088-6790
NSN 5910-01-510-5425
NSN 6620-01-106-6510