NAS334A31

Bolt

email this to someone  
Description:

Fastener Length: 3-3/16", Thread: 1/4-28, Head Width: 5/32", Thread Length: 1/2"

* 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

NAS334A31 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.443 inches minimum and 0.510 inches maximum
Fastener Length:
3.141 inches minimum and 3.188 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.497 inches minimum and 0.507 inches maximum
Grip Diameter:
0.2487 inches minimum and 0.2492 inches maximum
Internal Drive Style:
Hexagon
Thread Diameter:
0.250 inches
Grip Length:
2.678 inches minimum and 2.698 inches maximum
Width Across Flats:
0.157 inches minimum and 0.159 inches maximum
Thready Qty Per Inch (tpi):
28
Min. Tensile Strength (psi):
160000 pounds per square inch
Hardness Rating:
36.0 rockwell c minimum overall and 40.0 rockwell c maximum overall
Countersink Angle:
99.0 degrees minimum and 101.0 degrees maximum
Surface Finish:
32.0 microinches grip
Material:
Steel comp 4140 overall or steel comp e4340 overall or steel comp 6150 overall or steel comp 8735 overall or steel comp 8740 overall
Material Specification:
Mil-s-5626 mil spec 1st material response overall or mil-s-5000 mil spec 2nd material response overall or mil-s-8503 mil spec 3rd material response overall or mil-s-6098 mil spec 4th material response overall or mil-s-6049 mil spec 5th material response overall
Thread Series Designator:
Unf
Specification Data:
80205-nas334 professional/industrial association standard
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel
Length 3-3/16

Additional Information

SKU / Model: NAS334A31
NSN: 5305-00-149-9951
FSC: Screws / 5305
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 1 EA
Schedule B: 7318.15.8085
ECCN: 9A991
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS334A31_Military-Fasteners-com.pdf
Worldwide Shipping

* report an issue on this page

More close tolerance bolts

NAS334A5

Fastener Length: 21/32", Thread: 1/4-28, Head Width: 5/32", Thread Length: 15/32"

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

The customer service from Trisha Hawkins at Military Fasteners was exceptional.

5.0

Great service and lead time. Ships to Canada as well.

5.0

When I need parts or products for my aircraft, I think only of Military Fasteners! Dependably in stock, same day shipping and quality, caring employees are all literally guaranteed. I wish every vendor I deal with was anywhere close to being as consistently customer focused!

5.0

When I order from AS your staff is always knowledgeable on your products, quick to help customers, no phone call holds waiting time period, competitive pricing and fast standard delivery.

4.0