NAS1581K4R7

Bolt

email this to someone  
Description:

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

* 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

NAS1581K4R7 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.378 inches minimum and 0.428 inches maximum
Fastener Length:
0.826 inches minimum and 0.856 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.350 inches minimum and 0.399 inches maximum
Grip Diameter:
0.2490 inches minimum and 0.2495 inches maximum
Internal Drive Style:
Offset cruciform (torque set)
Thread Diameter:
0.250 inches
Grip Length:
0.428 inches minimum and 0.448 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
Surface Finish:
32.0 microinches grip
Surface Finish:
32.0 microinches threads
Special Features:
Internal drive ribbed
Material:
Titanium alloy uns r56400 overall
Material Specification:
Ams4928 assn std single material response or ams4967 assn std single material response overall
Thread Series Designator:
Unjf
Specification Data:
80205-nas1581 professional/industrial association standard
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Titanium
Length 27/32

Additional Information

SKU / Model: NAS1581K4R7
NSN: 5305-01-219-7182
FSC: Screws / 5305
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 10 EA
Schedule B: 8108.90.3060
ECCN: EAR99
National Motor Freight: 136500, Metal Noi / Metal Alloys Noi
Download PDF Version
NAS1581K4R7_Military-Fasteners-com.pdf
Worldwide Shipping

* report an issue on this page

More close tolerance bolts

NAS1581K7T25

Fastener Length: 1-11/16", Thread: 7/16-20, Thread Length: 43/64"

NAS1581K5R8

Fastener Length: 0-63/64", Thread: 1/4-24, Thread Length: 33/64"

NAS1581K5R11

Fastener Length: 1-13/64", Thread: 1/4-24, Thread Length: 33/64"

NAS1581K5R10

Fastener Length: 1-9/64", Thread: 1/4-24, Thread Length: 33/64"

NAS1581K5H8

Fastener Length: 0-63/64", Thread: 1/4-24, Thread Length: 33/64"

NAS1581K4T9

Fastener Length: 31/32", Thread: 1/4-28, Thread Length: 3/8"

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

Trisha Hawkins has been very helpful and easy to deal with. Any rush orders or just orders in general, she makes sure I get it within the time requested.

5.0

Great company to work with! Customer service TEAM is outstanding. Thank you, Trisha for helping...

5.0

Everything I ordered was delivered quickly, packaged well. In fact, all of my prior orders as well.

5.0

Professional, courteous, reliable and affordable! THANKS TRISHA H! 5????? service!

5.0