AN5-21

Aeronautical Standard Machine Bolt

email this to someone  
Description:

length: 2-7/32", grip: 1-11/16", thread: 5/16-24, cadmium plated steel drilled shank

* 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

AN5-21 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.500 inches minimum and 0.578 inches maximum
Fastener Length:
2.203 inches minimum and 2.250 inches maximum
Head Style:
Hexagon
Head Height:
0.172 inches minimum and 0.204 inches maximum
Width Between Flats:
0.490 inches minimum and 0.502 inches maximum
Shank Unthreaded Hole Diameter:
0.076 inches minimum first hole and 0.086 inches maximum first hole
Thread Diameter:
0.312 inches
Grip Length:
1.672 inches minimum and 1.703 inches maximum
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:
2.031 inches minimum first hole and 2.062 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 ams 6300 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 24
Material Steel
Length 2-1/4

Additional Information

SKU / Model: AN521
NSN: 5306-00-151-1713
FSC: Bolts / 5306
Product Series: AN5
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 10
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
AN5-21_Military-Fasteners-com.pdf
Worldwide Shipping

* report an issue on this page

More AN5 machine bolts

AN5H7A

$2.34 Each, Length: 31/32, grip: 7/16in., thread: 5/16-24, cadmium plated steel, undrilled shank, drilled head

AN5H6A

Length: 27/32 grip: 5/16 thread: 5/16-24 cadmium plated steel undrilled shank drilled head, 5306-00-182-2025

AN5H5A

$1.14 Each, Length: 23/32in., grip: 3/16in., thread: 5/16-24 cadmium plated steel undrilled shank drilled head

AN5H4A

$2.16 Each, Length: 19/32in., grip: 1/16in., thread: 5/16-24, cadmium plated steel undrilled shank drilled head

AN5H34

$6.60 Each, AN5H hex head drilled bolt

AN5H32

$11.94 Each, Length: 3-11/32in., grip: 2-13/16in., thread: 5/16-24 cadmium plated steel drilled shank drilled head

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

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.

5.0

Professional, courteous, reliable and affordable! THANKS TRISHA H! 5????? service!

5.0

Very good service, as usual. Order was complete and correct. It is easy to order on your website and the deliveries are always in the specified time.

5.0

I've been a customer since 1983 and you have provided what I needed most times in a very timely manner at the right price. Over all I have been very satisfied with your company.

5.0