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Beryllium Copper Military Bellevilles - Request for Information


Beryllium Copper: is a metal alloy composed of copper and beryllium.  It is primarily utilized for its properties of weldablity, resistance to non-oxidizing acids, and for its flexibility and shape retention.   


Military: deals with the development and manufacturing of products and devices used in various defense applications.  Military standards are most often defined by an efficient operation and substantial longevity in inhospitable or rugged conditions and environments.  

Bellevilles: sometimes referred to as disk springs, may be stacked to create a more constant spring effect and various degrees of deflection according to the application needs. 

For more information on bellevilles
TitlePart NumberQTY-OHDRAWINGOUTER DIAMINNER DIAMTHICK
NAS1149F0963B NAS1149F0963B 13785REV 4 1.0620.5780.063
N402P91 N402P91 05.9803.3550.344
NAS1149F3016P NAS1149F3016P 0REV 4 2.6251.8900.016
N400P50 N400P50 02.4801.0420.140
N401P35C N401P35C 39000.3700.1200.036
TitleOutside Dia.Inside Dia.ThicknessItem NameMaterial
560-539-0410.4960.3450.041Special Flat Washers - BrassBrass
TitleOutside Dia. (min/max)Inside Dia. (min/max)Free Height (min/max)ThicknessMaterial
AB20-1090411.0980.4030.0830.041Stainless Steel
TitleOutside Dia.Inside Dia.Thickness
650-4651-1271.1210.660.127
650-219-0200.1890.1110.02
650-4463-0180.8810.6250.018

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