NAS517-4-0

Machine Screw

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Description:

length: 0.469", thread: 1/4-28 shear, close tolerance, alloy steel

* Manufacturer certifications are shipped with your order FREE of charge
NAS517-4-0
NAS517-4-0
NAS517-4-0
NAS517-4-0
NAS517-4-0
NAS517-4-0
Add to Cart Up to qty 1900 ships same day if ordered before 4pm EST
NAS517-4-0 Price:
buy now
$0.46 Each
Quantity:
Pre-packaged bag qty: 100 ea
* Sold in increments of 100
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NAS517-4-0 Datasheet Features and Specification

Countersink Angle:
Between 99.0 degrees and 101.0 degrees
Fastener Length:
Between 0.454 inches and 0.499 inches
Hardness Rating:
Between 36.0 rockwell c and 40.0 rockwell c
Head Diameter:
Between 0.452 inches and 0.510 inches
Head Style:
Flat countersunk
Internal Drive Style:
Cross recess type 1
Min. Tensile Strength (psi):
160000 pounds per square inch
Thread Diameter:
0.250 inches
Screw Material:
Steel comp 8630
Screw Material Specification:
Mil-s-6050 military specification single material response or an-s-9 military standard single material response
Screw Surface Treatment:
Cadmium and chromate
Screw Surface Treatment Specification:
Qq-p-416 type 2 cl 3 federal specification all treatment responses
Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
Between 0.323 inches and 0.469 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: NAS51740
NSN: 5305-00-811-7377
FSC: Screws / 5305
Product Series: NAS517
Pack Weight (Approx.) 0.713 lb
Minimum Qty (MOQ): 100
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS517-4-0_Military-Fasteners-com.pdf
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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 NAS517-4-0
NAS517-4-0
NAS517-4-0
NAS517-4-0
NAS517-4-0
NAS517-4-0
NAS517-4-0

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Recently my avionics technician and I were installing a component in my aircraft and there were some critical fasteners missing from the manufactures package. This stopped the entire process. I called Military Fasteners after finding the parts on line, and Trisha answered the phone. I told her the situation and that I needed them ASAP. I found the parts gave her the part number and she confirmed they were in stock. This was about 430 in the afternoon just before closing. Trisha was kind and professional got the parts out the door that evening even though it was after the shipping cut off. Saved the day. I can tell you this entire company is represented by Trisha, anything they can do to help you out of a jamb they will absolutely go the extra mile and Trisha is the go to person. I am sure there are others there with her same attitude and professionalism. This is a great resource for all your fasteners needs.

5.0

You did great. Ordering on line was easy and the service was very efficient. Received my items within 4 days.

4.0

Excellent service every time. That's why I use Military Fasteners.

5.0

I have been a regular customer of military fasteners since 2018. I have always been satisfied with my purchases and quality of product.

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