NAS517-4-25

Machine Screw

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Description:

Fastener Length: 2-3/64", Thread: 1/4-28, Thread Length: 1/2

* Manufacturer certifications are shipped with your order FREE of charge
NAS517-4-25
NAS517-4-25
NAS517-4-25
NAS517-4-25
NAS517-4-25
NAS517-4-25
Add to Cart Up to qty 200 ships same day if ordered before 4pm EST
NAS517-4-25 Price:
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$1.72 Each
Quantity:
Pre-packaged bag qty: 25 ea
* Sold in increments of 25
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NAS517-4-25 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.368 inches minimum and 0.514 inches maximum
Fastener Length:
2.016 inches minimum and 2.061 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.452 inches minimum and 0.510 inches maximum
Internal Drive Style:
Cross recess type 1
Thread Diameter:
0.250 inches
Thready Qty Per Inch (tpi):
28
Min. Tensile Strength (psi):
160000 pounds per square inch
Hardness Rating:
36.0 rockwell c minimum and 40.0 rockwell c maximum
Countersink Angle:
99.0 degrees minimum and 101.0 degrees maximum
Screw Material:
Steel comp 8630
Screw Material Specification:
Mil-s-6050 mil spec single material response or an-s-9 mil std single material response
Screw Surface Treatment:
Cadmium and chromate
Screw Surface Treatment Specification:
Qq-p-416 ty 2 cl 3 fed spec single treatment response
Thread Series Designator:
Unf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel
Length 2-3/64

Additional Information

SKU / Model: NAS517425
NSN: 5305-00-637-7942
FSC: Screws / 5305
Product Series: NAS517
Pack Weight (Approx.) 0.707 lb
Minimum Qty (MOQ): 25
Schedule B: 7318.15.6080
ECCN: 9A991
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS517-4-25_Military-Fasteners-com.pdf
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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 NAS517-4-25
NAS517-4-25
NAS517-4-25
NAS517-4-25
NAS517-4-25
NAS517-4-25
NAS517-4-25

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I have dealt with Military Fasteners a few times and they have always been extremely helpful and knowledgeable. Ramona has always been wonderful to work with and goes out of her way to help you find what you need. Definitely recommended!

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Your staff is courteous and well informed about your product line. Your inventory is excellent and competitively priced. The shipment always arrives as advertized and the boxes are well packed. I will continue to order my aircraft supplies from military fasteners

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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.

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