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Phenolic Milspec Bellevilles - Request for Information


Phenolic: is a dense material formed by heating and compressing paper or glass.  Phenolic provides optimal dielectric strength, machinability, dimensional stability and resistance to heat and wear.   


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
NAS1070-516 NAS1070-516 30000.6880.3440.063
NAS1587-10L NAS1587-10L 0REV 4 STAMPED W/PN 1.0620.6310.032
AN960-PD416L AN960-PD416L 39868REV 21 0.5000.2650.016
MS15795-939 MS15795-939 0NASM15795 REV 1 5.5003.1250.249
NAS1149C0832R NAS1149C0832R 52548REV 4 0.8750.5150.032
TitleOutside Dia.Inside Dia.Thickness
300-1634-0100.4650.3170.01
650-1065-0180.3430.1790.018
TitleOutside Dia.Inside Dia.ThicknessItem NameMaterial
815-215-0941.060.5320.094Special Flat Washers - CopperCopper
TitleSizeOutside Dia. (min/max)Inside Dia. (min/max)ThicknessFree Height (min/max)Material
BT20-64001520.640/.645.377/.3820.015.110/.120Stainless Steel - 410
TitleOutside Dia. (min/max)Inside Dia. (min/max)Free Height (min/max)ThicknessMaterial
AB4-300013.295/.305.129/.136.036/.050.013Stainless Steel

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