NAS517-4-18

Machine Screw

email this to someone  
Description:

Fastener Length: 1-39/64", Thread: 1/4-28, Thread Length: 1/2

* Manufacturer certifications are shipped with your order FREE of charge
NAS517-4-18
NAS517-4-18
NAS517-4-18
NAS517-4-18
NAS517-4-18
NAS517-4-18
Add to Cart Up to qty 375 ships same day if ordered before 4pm EST
NAS517-4-18 Price:
buy now
$1.65 Each
Quantity:
Pre-packaged bag qty: 25 ea
* Sold in increments of 25
Add item to quote  

NAS517-4-18 Datasheet Features and Specification

Surface Treatment Specification:
Qq-p-416 type 2 cl 3 federal specification single treatment response
Surface Treatment:
Cadmium and chromate
Min. Tensile Strength (psi):
160000 pounds per square inch
Material Specification:
Mil-s-6050 military specification single material response or an-s-9 military standard single material response
Material:
Steel
Head Style:
Flat countersunk
Internal Drive Style:
Cross recess type 1
Head Diameter:
Between 0.452 inches and 0.510 inches
Hardness Rating:
Between 36.0 rockwell c and 40.0 rockwell c
Fastener Length:
Between 1.579 inches and 1.624 inches
Countersink Angle:
Between 99.0 degrees and 101.0 degrees
Thread Class:
3a
Thread Diameter:
0.250 inches
Thread Direction:
Right-hand
Thread Length:
Between 0.368 inches and 0.514 inches
Thread Qty Per Inch (tpi):
28
Thread Series Designator:
Unf (fine thread)
Quick Specs
Thread Size 1/4
Thread Qty 28
Thread Series UNF
Thread Class 3A
Material Steel

Additional Information

SKU / Model: NAS517418
NSN: 5305-00-637-7907
FSC: Screws / 5305
Product Series: NAS517
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 25
Schedule B: 7318.15.6080
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS517-4-18_Military-Fasteners-com.pdf
Worldwide Shipping In stock and ready to ship!

* report an issue on this page

More NAS517 machine screws

NAS517-8-6

Fastener Length: 1-9/64", Thread: 1/2-20, Thread Length: 25/32"

NAS517-6-9

$2.10 EA, Fastener Length: 1-13/64in., Thread: 3/8-24, Thread Length: 21/32in.

NAS517-6-6

$3.90 EA, Fastener Length: 63/64in., Thread: 3/8-24, Thread Length: 21/32in.

NAS517-6-5

$1.50 EA, Fastener Length: 61/64in., Thread: 3/8-24, Thread Length: 21/32in.

NAS517-6-28

$44.70 Ea

NAS517-6-27

Fastener Length: 2-21/64", Thread: 3/8-24, Thread Length: 21/32"

Product Image Gallery

Product code NAS517-4-18
NAS517-4-18
NAS517-4-18
NAS517-4-18
NAS517-4-18
NAS517-4-18
NAS517-4-18

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

jeremy was a pleasure to work with, informative and knowledgeable about the products. helped me with what i needed to know and how to order it. great customer service.

5.0

I have purchased most of my aviation needs from Military Fasteners for the last 5 years. You have provided me with the products that I have needed,with a price that is fair and a delivery on time. Thanks!

5.0

I've been a customer since 1983 and you have provided what I needed most times in a very timely manner at the right price. Over all I have been very satisfied with your company.

5.0

I worked with Isaac Beltran and he did a great job and rare to find.....someone with attention to detail.

5.0