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1020 Steel Aircraft Bellevilles - Request for Information


1020 Steel: is a plain carbon steel grade providing increased strength and ductility.  1020 steel retains integrity in basic structural applications while still being a low cost material.


Aircraft:  deals with the development and manufacturing of products, structures, materials and devices used in aircrafts for a variety of markets.  Aircraft standards are established based on the extreme temperature, pressure and ware exposure faced in air operations.  

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
NAS1149D0463J NAS1149D0463J 3000REV 4 0.5000.2650.063
NAS1149CN542R NAS1149CN542R 16400REV 4 0.4380.1400.042
AN960-KD516 AN960-KD516 17200REV 21 0.5620.3280.063
AN960-XC10L AN960-XC10L 9150REV 21 0.4380.2030.032
AN960-5 AN960-5 1300REV 18 0.4380.1400.042
TitleSizeOutside Dia. (min/max)Inside Dia. (min/max)ThicknessFree Height (min/max)Material
BT16-55001216.546/.556.291/.3010.012.060/.080Stainless Steel - 410
TitleOutside Dia.Inside Dia.Thickness
300-1370-0300.6890.2650.03
650-3124-0601.1250.3460.06
440-178-0620.5620.3280.062
TitleOutside Dia.Inside Dia.ThicknessItem NameMaterial
560-648-0640.8730.4840.064Special Flat Washers - BrassBrass

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