Product Features

AN4-15A Features and Specification


Thread Series Designator:
Unf (fine thread)
Thread Qty Per Inch (tpi):
28
Thread Length:
0.468 inches
Thread Class:
3a
Thread Diameter:
0.250 inches
Thread Direction:
Right-hand
Surface Treatment Specification:
Class 3 federal specification all treatment responses type 2 qq-p-416
Surface Treatment:
Cadmium and chromate
Min. Tensile Strength (psi):
125000 pounds per square inch
Material Specification:
Mil-b-6812 military specification all material responses
Head Style:
Hexagon
Material:
Steel comp 4037 or steel comp 4130 or steel comp 8630 or steel comp 8735 or steel comp 8740 or steel comp 4140
Head Height:
Between 0.140 inches and 0.172 inches
Hardness Rating:
26.0 rockwell c and 32.0 rockwell c
Grip Length:
1.188 inches
Features Provided:
Finished head
Fastener Length:
1.656 inches
Width Between Flats:
Between 0.428 inches and 0.440 inches