NAS623-4-9

Machine Screw

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Description:

length: 0.878", grip: 0.562", thread: 1/4-28, pan head, short thread, philips recess, cadmium plated alloy steel

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NAS623-4-9
NAS623-4-9
NAS623-4-9
NAS623-4-9
NAS623-4-9
NAS623-4-9
Add to Cart Up to qty 1300 ships same day if ordered before 4pm EST
NAS623-4-9 Price:
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$0.42 Each
Quantity:
Pre-packaged bag qty: 100 ea
* Sold in increments of 100
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NAS623-4-9 Datasheet Features and Specification

Fastener Length:
Between 0.863 inches and 0.893 inches
Hardness Rating:
Between 36.0 rockwell c and 40.0 rockwell c
Head Diameter:
Between 0.473 inches and 0.492 inches
Head Height:
Between 0.162 inches and 0.175 inches
Head Style:
Pan
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 4140 or steel comp e4340 or steel comp 8740
Screw Material Specification:
Mil-s-5626 military specification 1st material response or mil-s-5000 military specification 2nd material response or mil-s-6049 military specification 3rd material response
Screw Surface Treatment:
Cadmium and chromate
Screw Surface Treatment Specification:
Qq-p-416 type 2 cl 2 federal specification single treatment response
Specification Data:
80205-nas623 professional/industrial association standard
Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
Between 0.291 inches and 0.341 inches
Thread Qty Per Inch (tpi):
28
Thread Series Designator:
Unjf (fine thread with external controlled root radius)
Quick Specs
Thread Size 1/4
Thread Qty 28
Thread Series UNJF
Thread Class 3A
Material Steel

Additional Information

SKU / Model: NAS62349
NSN: 5305-00-815-9859
FSC: Screws / 5305
Product Series: NAS623
Pack Weight (Approx.) 0.477 lb
Minimum Qty (MOQ): 100
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS623-4-9_Military-Fasteners-com.pdf
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NAS623-4-8
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length: 0.816", grip: 0.500", thread: 1/4-28, pan head, short thread, philips recess, cadmium plated alloy steel, NAS623 series screw

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NAS623-4-12
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Fastener Length: 1-5/64", Thread: 1/4-28, Thread Length: 21/64

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NAS623-4-14

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NAS623-4-6
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length: 0.691", grip: 0.375", thread: 1/4-28, pan head, short thread, philips recess, cadmium plated alloy steel

More NAS623 machine screws

NAS623-6-6

Fastener Length: 25/32", Thread: 3/8-24, Thread Length: 13/32"

NAS623-5-9

Fastener Length: 15/16in., Thread: 1/4-24, Thread Length: 25/64in., 5305-00-453-6252

NAS623-5-20

Fastener Length: 1-5/8in., Thread: 1/4-24, Thread Length: 25/64in., 5305-00-470-5920

NAS623-5-14

$4.74 Ea

NAS623-5-12

5305-00-275-3383 Machine Screw

NAS623-4-8

Length: 0.816in., grip: 0.500in., thread: 1/4-28, pan head screw short thread philips recess cadmium plated alloy steel, 5305-00-616-8346

Product Image Gallery

Product code NAS623-4-9
NAS623-4-9
NAS623-4-9
NAS623-4-9
NAS623-4-9
NAS623-4-9
NAS623-4-9

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Customer Reviews

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The products sent allowed the repair to be completed in a timely manner. Thank you for Military Fasteners being there and having parts available to allow our vintage aircraft to continue flight.

5.0

I have always turned to Military Fasteners for all my aviation needs. They have never let me down and are totally trustworthy, fast and efficient. They have great choices from reasonably priced, to the best available. I've never seen the need to look anywhere else..Why would I..

4.0

I have been doing business with Military Fasteners for a number of years. Every Time I have needed a question answered in finding something for my projects Military Fasteners has always been there. The people I talk to are helpful and knowledgeable concerning all the vintage planes I have called looking for a special item needed. Thank you for being YOU!

5.0

Exactly what I needed, very well packaged, fast shipment. I`m pleased with purchase.

5.0