NATO Stock Number
3020-00-157-2155
Sold in multiples of
1 EA
DEMIL
DEMIL/MLI
Body Style
Webbed, with lightening holes
Pitch Diameter
4.0000 inches
Teeth Quantity
48
Bore Style
Plain both ends
Hardness Rating
40.0 rockwell c teeth and 50.0 rockwell c teeth
Hardness Rating
40.0 rockwell c and 50.0 rockwell c teeth
Outside Diameter
4.166 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
1.660 inches second end
Distance Between Body Face And Protruding Hub End
2.589 inches first end
Face Width
0.150 inches
Hub Style Designator
2 steps second end
Hub Style Designator
3 steps first end
End Length
0.490 inches second end
End Length
0.660 inches first end
Precision Classification
Quality number 9
End Diameter
0.788 inches second end
End Diameter
1.174 inches first end
First Step Length
0.080 inches second end
First Step Length
0.650 inches first end
First Step Diameter
0.890 inches second end
First Step Diameter
1.182 inches first end
Second Step Length
0.080 inches first end
Second Step Length
1.090 inches second end
Second Step Diameter
0.945 inches second end
Second Step Diameter
1.250 inches first end
Third Step Length
1.199 inches first end
Third Step Diameter
1.345 inches first end
Material
Steel
Surface Treatment
Oxide
Style Designator
Protruding hubs
Test Data Document
81343-ams2640 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
