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1020 Steel Milspec 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.


Milspec: 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
AN960-XC2016L AN960-XC2016L 0REV 21 2.0001.2650.032
AN960-B716 AN960-B716 3500REV 21 0.7500.4530.063
AN960-B416L AN960-B416L 0REV 21 0.5000.2650.032
N402P74 N402P74 01.4900.4590.090
NAS1149D0963H NAS1149D0963H 3803REV 4 1.0620.5780.063
TitleOutside Dia.Inside Dia.Thickness
300-513-0290.2520.1560.029
300-3069-0613.2481.1560.061
300-664-0740.3520.1750.074
TitleOutside Dia.Inside Dia.ThicknessMaterial
475-498-0321.20.8940.032Aluminum
TitleOutside Dia.Inside Dia.ThicknessFree HeightMaterial
AW18-565005.560/.570.345/.3550.005.080/.100Stainless Steel

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