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 aluminum nesoi
NSN 5925-01-190-6719
NSN 6130-01-383-4966
NSN 5925-01-419-6618
NSN 5910-01-017-6510
NSN 4140-01-585-1570
NSN 6220-00-166-9795
NSN 6105-01-510-5312
NSN 5835-00-269-2232
NSN 5925-01-141-5429
NSN 6610-01-564-0667
NSN 5975-01-211-0129
NSN 6240-00-231-0761