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 6130-00-612-0870
NSN 5950-00-135-2825
NSN 6240-01-417-3656
NSN 6105-01-651-5330
NSN 5895-01-076-4204
NSN 5910-01-371-5277
NSN 5910-00-799-9890
NSN 6130-01-256-7990
NSN 5905-01-540-3730
NSN 5925-00-286-8502
NSN 6145-01-107-7370
NSN 5945-01-381-0156