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 5945-01-103-2980
NSN 6685-01-140-0487
NSN 6130-01-132-0195
NSN 5975-00-198-8763
NSN 6685-01-633-8901
NSN 6610-01-182-9828
NSN 7035-01-123-0085
NSN 5905-01-455-7159
NSN 6645-00-189-7075
NSN 6650-01-122-0169
NSN 6320-01-585-8468
NSN 5855-01-376-0363