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 6135-01-159-9705
NSN 5996-01-648-0405
NSN 5985-01-208-6571
NSN 6610-01-199-4795
NSN 6645-00-527-6531
NSN 5998-00-109-4506
NSN 6685-01-327-7384
NSN 6650-01-417-8143
NSN 6105-01-195-9502
NSN 6130-01-109-2467
NSN 7035-01-361-4176
NSN 6645-01-532-9027