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: Other articles of iron or steel not wire nesoi
NSN 5895-01-545-9396
NSN 6145-01-551-1045
NSN 6645-00-462-7072
NSN 6105-00-580-1435
NSN 5975-01-259-9678
NSN 6620-01-152-0936
NSN 6685-01-359-8716
NSN 5895-00-310-9774
NSN 6650-01-516-3631
NSN 5925-00-434-5484
NSN 6650-01-457-8743
NSN 5855-01-085-5354