7S39-4A4

Screw

email this to someone  
Description:

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

* 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

7S39-4A4 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.400 inches minimum and 0.450 inches maximum
Fastener Length:
0.660 inches minimum and 0.690 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.389 inches minimum and 0.394 inches maximum
Internal Drive Style:
Cross recess type ii
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:
99.0 degrees minimum and 101.0 degrees maximum
Screw Material:
Steel comp 4130
Screw Material Specification:
Mil-s-6758,cond d4 mil spec single material response
Screw Surface Treatment:
Cadmium and chromate
Screw Surface Treatment Specification:
Qq-p-416,type 2class 3 fed spec single treatment response
Thread Series Designator:
Unf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel
Length 11/16

Additional Information

SKU / Model: 7S394A4
NSN: 5305-00-826-2452
FSC: Screws / 5305
Product Series: 7S39
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 5 EA
Schedule B: 7318.15.6080
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
7S39-4A4_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"

7S39-4A7

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

7S39-4A5

Fastener Length: 47/64", 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: 19/32", Thread: 10-32, Thread Length: 23/64"

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

Great service. Product was exactly as ordered and was delivered in a timely manner. Great service and I will shop here again.

5.0

My new David Clark headset arrived earlier than expected and everything was perfect. Whole order/delivery experience was excellent.

4.0

Fast service and fast shipping.

5.0

Excellent variety, quality, and service. And, small orders are no problem. Military Fasteners is a tinker's delight and a great resource. I also appreciate their using the USPS. So many companies ship UPS only and to Alaska the UPS price is ridiculous. Thank you.

5.0