7S39-4A8

Screw

email this to someone  
Description:

Fastener Length: 59/64", 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

7S39-4A8 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.400 inches minimum and 0.450 inches maximum
Fastener Length:
0.910 inches minimum and 0.940 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.326 inches minimum and 0.395 inches maximum
Grip Diameter:
0.2485 inches minimum and 0.2495 inches maximum
Internal Drive Style:
Cross recess type 1
Thread Diameter:
0.250 inches
Grip Length:
0.490 inches minimum and 0.510 inches maximum
Thready Qty Per Inch (tpi):
28
Min. Tensile Strength (psi):
160000 pounds per square inch
Countersink Angle:
99.0 degrees minimum and 101.0 degrees maximum
Material:
Steel comp 4130 overall
Surface Treatment:
Cadmium overall and chromate overall
Surface Treatment Specification:
Qq-p-416 ty 2 cl 3 fed spec all treatment responses overall
Thread Series Designator:
Unf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel
Length 15/16

Additional Information

SKU / Model: 7S394A8
NSN: 5305-00-857-1319
FSC: Screws / 5305
Product Series: 7S39
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 5 EA
Schedule B: 7318.15.6080
ECCN: 9A991
National Motor Freight: 096640, Screws, Iron Or Steel
Download PDF Version
7S39-4A8_Military-Fasteners-com.pdf
Worldwide Shipping

* report an issue on this page

More 7S39 machine screws

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"

7S39-4A4

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: 19/32", 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

Received order very quick. I was totally impressed with how well it was prepared for shipment. While a fragile order, it arrived undamaged in any way because of the excellent packaging. Thanks.

5.0

Fast service and fast shipping.

5.0

Great response time for pricing. Good turn around for order shipment!

5.0

I needed a voltage regulator as soon as possible to get a school plane back up. I wasnt able to call in the order until right at the cut-off time. I asked to PLEASE try to get the order shipped that day, and she did. Thank you very much!!

4.0