NAS1581A4T6

Close Tolerance Bolt

email this to someone  
Description:

Fastener Length: 25/32", Thread: 1/4-28, Thread Length: 27/64",

* Manufacturer certifications are shipped with your order FREE of charge
NAS1581A4T6
NAS1581A4T6
NAS1581A4T6
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

NAS1581A4T6 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.378 inches minimum and 0.428 inches maximum
Fastener Length:
0.763 inches minimum and 0.793 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.350 inches minimum and 0.399 inches maximum
Grip Diameter:
0.2485 inches minimum and 0.2495 inches maximum
Internal Drive Style:
Offset cruciform (torque set)
Thread Diameter:
0.250 inches
Grip Length:
0.365 inches minimum and 0.385 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:
100.0 degrees nominal
Surface Finish:
32.0 microinches grip
Surface Finish:
32.0 microinches threads
Material:
Steel comp e4340 overall or steel comp 4140 overall or steel comp 8740 overall or steel comp 8735 overall or steel comp 6150 overall
Surface Treatment:
Cadmium overall and chromate overall
Surface Treatment Specification:
Qq-p-416 ty2 cl2 fed spec single treatment response overall
Thread Series Designator:
Unjf
Specification Data:
80205-nas1581 professional/industrial association standard
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel
Length 25/32

Additional Information

SKU / Model: NAS1581A4T6
NSN: 5305-01-056-3204
FSC: Screws / 5305
Product Series: NAS1581A4T
Pack Weight (Approx.) 0.203 lb
Minimum Qty (MOQ): 20
Schedule B: 7318.15.8085
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS1581A4T6_Military-Fasteners-com.pdf
Worldwide Shipping

* report an issue on this page

More NAS1581A4T close tolerance bolts

NAS1581A4T13

Fastener Length: 1-7/32", Thread: 1/4-28, Thread Length: 27/64"

NAS1581A4T11

Fastener Length: 1-3/32", Thread: 1/4-28, Thread Length: 27/64"

Product Image Gallery

Product code NAS1581A4T6
NAS1581A4T6
NAS1581A4T6
NAS1581A4T6

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

Paige Twombly is fantastic to work with! She is the definition of fast, professional and efficient!!!

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

Over the years that I have been associated with you as a buyer - your promptness and professionalism with providing for my product needs and advice have been outstanding, keep up the great support - Thanks a million.

4.0

Ryan was extremely helpful and is typical of the type of customer service I am accustomed to when I ask for help at Military Fasteners.

5.0