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 5999-01-335-4602
NSN 6645-00-505-6026
NSN 5985-00-647-4998
NSN 6150-01-312-8240
NSN 5855-00-100-9003
NSN 5905-01-353-9124
NSN 6110-01-554-8653
NSN 7035-01-646-8339
NSN 6650-01-304-1739
NSN 2925-01-076-5219
NSN 2925-01-196-6187
NSN 5925-00-597-1558