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 6130-01-592-0492
NSN 5999-01-053-5499
NSN 6145-01-207-0445
NSN 5998-00-775-2693
NSN 6645-01-265-0648
NSN 6240-01-205-6969
NSN 6135-01-603-8367
NSN 6110-01-210-2230
NSN 5960-01-328-8248
NSN 2925-01-384-4139
NSN 4140-01-024-9414
NSN 5905-00-243-1450