HT4056-4-8A

Screw

email this to someone  
Description:

Fastener Length: 15/16", 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

HT4056-4-8A Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.401 inches minimum and 0.451 inches maximum
Fastener Length:
0.911 inches minimum and 0.941 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.456 inches minimum and 0.508 inches maximum
Grip Diameter:
0.2485 inches minimum and 0.2495 inches maximum
Internal Drive Style:
High-torque
Thread Diameter:
0.250 inches
Grip Length:
0.490 inches minimum and 0.510 inches maximum
Thready Qty Per Inch (tpi):
28
Countersink Angle:
99.0 degrees minimum and 101.0 degrees maximum
Surface Finish:
32.0 microinches grip
Surface Finish:
32.0 microinches threads
Material:
Titanium alloy overall
Material Specification:
Nas621 assn std single material response overall
Surface Treatment:
Aluminum overall
Surface Treatment Specification:
Ps13143,ty 2,cl 3 fscm 76301 mfr ref single treatment response overall
Thread Series Designator:
Unjf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Titanium
Length 15/16

Additional Information

SKU / Model: HT405648A
NSN: 5305-01-130-9017
FSC: Screws / 5305
Product Series: HT4056
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 5 EA
Schedule B: 8108.90.3060
ECCN: 9A991
National Motor Freight: 136500, Metal Noi / Metal Alloys Noi
Download PDF Version
HT4056-4-8A_Military-Fasteners-com.pdf
Worldwide Shipping

* report an issue on this page

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

Thanks Military Fasteners, you folks continue to be the best in filling orders and getting them out quickly. You are my go to source for all things aviation.

5.0

Professional & timely in responses & delivery.

5.0

Professional and friendly sales rep! Quick quoting, ordering, and shipping. Will order from mil-fasteners again.

5.0

Happy to find the items needed and the service was very quickly completed.

5.0