7S39-4A7

Screw

email this to someone  
Description:

Fastener Length: 7/8", Thread: 1/4-28, Thread Length: 7/16"

* 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

7S39-4A7 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.425 inches minimum
Fastener Length:
0.862 inches nominal
Head Style:
Flat countersunk
Head Diameter:
0.389 inches minimum and 0.394 inches maximum
Internal Drive Style:
Cross recess type 1
Thread Diameter:
0.250 inches
Thready Qty Per Inch (tpi):
28
Min. Tensile Strength (psi):
160000 pounds per square inch
Hardness Rating:
36.0 rockwell c minimum and 40.0 rockwell c maximum
Countersink Angle:
100.0 degrees nominal
Screw Material:
Steel comp 4130
Screw Material Specification:
Mil-s-6758 mil spec single material response
Screw Surface Treatment:
Cadmium
Thread Series Designator:
Unf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel
Length 55/64

Additional Information

SKU / Model: 7S394A7
NSN: 5305-00-838-0583
FSC: Screws / 5305
Product Series: 7S39
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 10 EA
Schedule B: 7318.15.6080
ECCN: 9A991
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
7S39-4A7_Military-Fasteners-com.pdf
Worldwide Shipping

* report an issue on this page

More 7S39 machine screws

7S39-4A8

Fastener Length: 59/64", Thread: 1/4-28, Thread Length: 13/32"

7S39-4A5

Fastener Length: 47/64", Thread: 1/4-28, Thread Length: 13/32"

7S39-4A4

Fastener Length: 43/64", Thread: 1/4-28, Thread Length: 13/32"

7S39-3A8

Fastener Length: 27/32", Thread: 10-32, Thread Length: 23/64"

7S39-3A7

Fastener Length: 25/32", Thread: 10-32, Thread Length: 23/64"

7S39-3A4

Fastener Length: 19/32in., Thread: 10-32, Thread Length: 23/64in.

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

Nice online shop, with very fast operation and high quality service. A bit expensive and without quantity discounts but worth the money in general.

4.0

I've been using Military Fasteners for a long time and have always been more than satisfied with the service they provide. Craig F

5.0

Great American company! Go Military Fasteners!

5.0

Military Fasteners provided the supplies needed to repair my prop. They had the exact items I needed, at a good price. My order was delivered in reasonable time, complete with instructions. The end result was a quality repair to get me back flyin again. Thank you! Steve

5.0