NAS623-4-20

Machine Screw

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Description:

Fastener Length: 1-37/64", Thread: 1/4-28, Thread Length: 21/64", NAS623 series screw

* Manufacturer certifications are shipped with your order FREE of charge
NAS623-4-20
NAS623-4-20
NAS623-4-20
NAS623-4-20
NAS623-4-20
NAS623-4-20
Add to Cart Backordered: Ships in 2-3 Days
NAS623-4-20 Price: $1.18 Each
Quantity:
Pre-packaged bag qty: 50 ea
* Sold in increments of 50
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NAS623-4-20 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.291 inches minimum and 0.341 inches maximum
Fastener Length:
1.551 inches minimum and 1.581 inches maximum
Head Style:
Pan
Head Diameter:
0.473 inches minimum and 0.492 inches maximum
Head Height:
0.162 inches minimum and 0.175 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
Screw Material:
Steel comp 4140 or steel comp e4340 or steel comp 8740
Screw Material Specification:
Mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-6049 mil spec 3rd material response
Screw Surface Treatment:
Cadmium and chromate
Screw Surface Treatment Specification:
Qq-p-416 ty 2 cl 2 fed spec single treatment response
Thread Series Designator:
Unjf
Specification Data:
80205-nas623 professional/industrial association standard
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel
Length 1-37/64

Additional Information

SKU / Model: NAS623420
NSN: 5305-00-820-3166
FSC: Screws / 5305
Product Series: NAS623
Pack Weight (Approx.) 1.360 lb
Minimum Qty (MOQ): 50
Schedule B: 7318.15.6080
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS623-4-20_Military-Fasteners-com.pdf
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NAS623-6-6

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NAS623-5-9

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NAS623-5-20

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NAS623-5-14

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NAS623-5-12

5305-00-275-3383 Machine Screw

NAS623-4-9

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Product Image Gallery

Product code NAS623-4-20
NAS623-4-20
NAS623-4-20
NAS623-4-20
NAS623-4-20
NAS623-4-20
NAS623-4-20

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Had an order discrepancy. Kristen Belmont to the rescue! Very well taken care of. Thanks to Military Fasteners for having a wonderful C.A.R.E team!

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Ive been dealing with you for many years and as usual the service and excellent quality is consistently above average. Its a pleasure to do business with Military Fasteners.

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Military Fasteners is first on my list for the hard to find items so often associated with Government Projects. Brittany and Michael have always been quick to respond and nothing but professional in every way. I look forward to a continued relationship with Military Fasteners.

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