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 5930-00-887-3161
NSN 6685-00-126-8559
NSN 4140-01-114-5887
NSN 5915-01-067-8365
NSN 5945-01-534-2447
NSN 5990-01-386-3040
NSN 5835-01-442-6482
NSN 5835-01-366-5906
NSN 6645-01-246-2725
NSN 5945-01-254-2633
NSN 5990-00-027-7508
NSN 6135-01-097-9317