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 plastics & articles of other materials of heading 3901 to 3914, nesoi
NSN 5895-00-398-0029
NSN 6130-01-102-8181
NSN 6650-01-224-2555
NSN 5950-01-147-8904
NSN 5990-01-455-8035
NSN 6240-00-051-5163
NSN 6645-00-359-5463
NSN 7035-01-378-9325
NSN 5930-01-331-7752
NSN 6135-01-421-1052
NSN 6610-00-834-8244
NSN 5920-01-056-3532