Aeronautical Standard Machine Bolt

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Fastener Length: 1-7/16", Hole Diameter: 1/32", Thread: 1/4-28, Thread Length: 1/2

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AN4H13 Price:
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$8.70 Each
sold in increments of 10
* Sold in increments of 10
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AN4H13 Datasheet Features and Specification

Thread Class:
Thread Direction:
Thread Length:
0.438 inches minimum and 0.515 inches maximum
Fastener Length:
1.391 inches minimum and 1.438 inches maximum
Head Style:
Head Height:
0.140 inches minimum and 0.172 inches maximum
Width Between Flats:
0.428 inches minimum and 0.440 inches maximum
Hole Diameter:
0.046 inches nominal
Shank Unthreaded Hole Diameter:
0.076 inches minimum first hole and 0.086 inches maximum first hole
Thread Diameter:
0.250 inches
Grip Length:
0.922 inches minimum and 0.953 inches maximum
Hole Quantity:
Hole Type:
Features Provided:
Finished head
Thready Qty Per Inch (tpi):
Min. Tensile Strength (psi):
125000 pounds per square inch
Hardness Rating:
26.0 rockwell c minimum overall and 32.0 rockwell c maximum overall
Hole Configuration Style:
Hexagon flats
Distance From Head Largest Bearing Surface To Shank Hole Center:
1.234 inches minimum first hole and 1.266 inches maximum first hole
Steel comp 4140 overall or steel comp 8740 overall or steel comp 8630 overall or steel comp 8735 overall or steel comp 4130 overall or steel comp 4037 overall
Material Specification:
Mil-s-5626 mil spec 1st material response overall or mil-s-6049 mil spec 2nd material response overall or mil-s-6050 mil spec 3rd material response overall or mil-s-6098 mil spec 4th material response overall or mil-s-6758 mil spec 5th material response overall or ams 6300 assn std 6th material response overall
Surface Treatment:
Cadmium overall and chromate overall
Surface Treatment Specification:
Qq-p-416 ty 2 cl 3 fed spec all treatment responses overall
Thread Series Designator:
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel
Length 1-7/16

Additional Information

SKU / Model: AN4H13
NSN: 5306-00-182-1531
FSC: Bolts / 5306
Product Series: AN4H
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 10
Schedule B: 7318.15.8085
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
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