AN4-57

Aeronautical Standard Bolt

email this to someone  
Description:

Fastener Length: 5-15/16", Thread: 1/4-28, Thread Length: 33/64"

* Manufacturer certifications are shipped with your order FREE of charge
no image available
Add to Quote We are currently out of stock of this item. Click the button below to add this item to a quote and receive up to date pricing and availability by email.

Add to Quote

AN4-57 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.438 inches minimum and 0.516 inches maximum
Fastener Length:
5.891 inches minimum and 5.938 inches maximum
Head Style:
Hexagon
Head Height:
0.140 inches minimum and 0.172 inches maximum
Width Between Flats:
0.428 inches minimum and 0.440 inches maximum
Shank Unthreaded Hole Diameter:
0.076 inches minimum first hole and 0.086 inches maximum first hole
Thread Diameter:
0.250 inches
Grip Length:
5.422 inches minimum and 5.453 inches maximum
Features Provided:
Finished head
Thready Qty Per Inch (tpi):
28
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:
5.672 inches minimum first hole and 5.703 inches maximum first hole
Material:
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 ams6300 assn std 6th material response overall
Surface Treatment:
Cadmium overall and chromate overall
Surface Treatment Specification:
Qq-p-416,type 2,class 3 fed spec all treatment responses overall
Thread Series Designator:
Unf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel
Length 5-15/16

Additional Information

SKU / Model: AN457
NSN: 5306-00-151-1743
FSC: Bolts / 5306
Product Series: AN4
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 5 EA
Schedule B: 7318.15.8085
ECCN: 9A991
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
AN4-57_Military-Fasteners-com.pdf
Worldwide Shipping

* report an issue on this page

More AN4 eye bolts

AN4-72A

Fastener Length: 7-5/16", Thread: 1/4-28, Thread Length: 33/64"

AN46-C5A

Thread: 3/8-24, Length: 1-5/8", Thread Length: 5/8"

AN4-66A

Bolt

AN46-6A

Thread: 3/8-24, Length: 1-7/8", Thread Length: 21/32"

AN46-6

Thread: 3/8-24, Length: 1-7/8in., Thread Length: 5/8in., 5306-00-206-3819

AN46-5A

5306-00-151-1289 Eye Bolt

Have a question

If you require a quote on this or any product please visit our quote request page »

Browse our frequently asked questions page.

You may contact us by phone at +1 (904) 543-6395 or email us using our contact form.

Our hours of operation are 8:00am - 6:00pm EST

Customer Reviews

Google View our Google profile

They are always fast, kind and serving high-quality product.

5.0

Staff very supportive and informative. Order was shipped extremely promptly and correctly. GREAT customer service!

5.0

The products sent allowed the repair to be completed in a timely manner. Thank you for Military Fasteners being there and having parts available to allow our vintage aircraft to continue flight.

5.0

Military Fasteners is a great resource for Mil-Spec fastener needs, and Amelia Fato provides excellent support! Whenever I have a specific need, Amelia is quick to respond and help!

5.0