AN6-57

Aeronautical Standard Bolt

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Description:

Fastener Length: 5-15/16", Thread: 3/8-24, Thread Length: 41/64"

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AN6-57 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.641 inches nominal
Fastener Length:
5.953 inches nominal
Head Style:
Hexagon
Head Height:
0.203 inches minimum and 0.235 inches maximum
Width Between Flats:
0.553 inches minimum and 0.565 inches maximum
Shank Unthreaded Hole Diameter:
0.106 inches nominal all holes
Thread Diameter:
0.375 inches
Grip Length:
5.312 inches nominal
Features Provided:
Finished head
Thready Qty Per Inch (tpi):
24
Min. Tensile Strength (psi):
125000 pounds per square inch
Hardness Rating:
26.0 rockwell c minimum overall and 32.0 rockwell c maximum overall
Distance From Head Largest Bearing Surface To Shank Hole Center:
5.750 inches nominal first hole
Material:
Steel comp 4140 overall or steel comp 8740 overall or steel comp 8630 overall or steel comp 8735 overall
Surface Treatment:
Cadmium overall and chromate overall
Surface Treatment Specification:
Qq-p-416,ty2,cl3 fed spec single treatment response overall
Thread Series Designator:
Unf
Quick Specs
Thread Size 3/8
Thread Qty 24
Material Steel
Length 5-15/16

Additional Information

SKU / Model: AN657
NSN: 5306-00-167-3717
FSC: Bolts / 5306
Product Series: AN6
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 5 EA
Schedule B: 7318.15.8085
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
AN6-57_Military-Fasteners-com.pdf
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Very fast delivery and always getting what I ordered. Never had an issue with the few returns I've had. They have been very friendly and helpful.

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Well I used Military Fasteners for this order because they are close to me in florida.

4.0

Excellent service and speedy delivery to Australia. Military Fasteners is our preferred supplier from the USA.

5.0

I have always turned to Military Fasteners for all my aviation needs. They have never let me down and are totally trustworthy, fast and efficient. They have great choices from reasonably priced, to the best available. I've never seen the need to look anywhere else..Why would I..

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