NAS1801-4-18

Machine Screw

email this to someone  
Description:

Fastener Length: 1-5/32", Thread: 1/4-28, Thread Length: 1-5/64

* Manufacturer certifications are shipped with your order FREE of charge
no image available
Add to Quote We are currently out of stock of this item. Click the button below to add this item to a quote and receive up to date pricing and availability by email.

Add to Quote

NAS1801-4-18 Datasheet Features and Specification

Fastener Length:
Between 1.109 inches and 1.156 inches
Hardness Rating:
Between 36.0 rockwell c and 40.0 rockwell c
Head Height:
Between 0.125 inches and 0.140 inches
Head Style:
Hexagon
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 e4340 or steel comp 8740
Screw Material Specification:
Mil-s-5000 military specification 1st material response or mil-s-6049 military specification 2nd material response or ams 6322 assn standard 2nd material response
Screw Surface Treatment:
Cadmium and chromate
Screw Surface Treatment Specification:
Qq-p-416 ty2 cl2 federal specification single treatment response
Specification Data:
80205-nas1801 professional/industrial association standard
Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
Between 1.045 inches and 1.092 inches
Thread Qty Per Inch (tpi):
28
Thread Series Designator:
Unjf (fine thread with external controlled root radius)
Width Between Flats:
Between 0.367 inches and 0.376 inches
Quick Specs
Thread Size 1/4
Thread Qty 28
Thread Series UNJF
Thread Class 3A
Material Steel

Additional Information

SKU / Model: NAS1801418
NSN: 5305-01-194-4970
FSC: Screws / 5305
Product Series: NAS1801
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 20
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS1801-4-18_Military-Fasteners-com.pdf
Worldwide Shipping

* report an issue on this page

More NAS1801 machine screws

NAS1801-6-24

Fastener Length: 1-17/32in., Thread: 3/8-24, Thread Length: 1-17/32in., 5305-01-256-5168

NAS1801-6-22

Fastener Length: 1-3/8in., Thread: 3/8-24, Thread Length: 1-11/32in.

NAS1801-6-16

$3.54 EA, Fastener Length: 63/64in., Thread: 3/8-24, Thread Length: 63/64in.

NAS1801-6-14

$5.40 EA, Screw NAS1801-6-14

NAS1801-6-12

$2.34 EA, Fastener Length: 25/32in., Thread: 3/8-24, Thread Length: 25/32in.

NAS1801-6-10

Fastener Length: 21/32", Thread: 3/8-24, Thread Length: 39/64"

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

Always good prices and easy ordering. Trisha Hawkins was very helpful!

5.0

Lots of items and great pricing. Makes shopping for parts so much easier to get everything at the best pricing in one place. You have made my job a whole lot easier!

4.0

Awesome customer service !

5.0

I can always count on Military Fasteners to give me the best selection of aircraft parts and supplies. Also always get fast shipping, and appreciate the USPS option that is much less expensive than the overnight shippers for us located in Southern California. Thank you for making it easier to keep our general aviation and experimental aircraft flying!

5.0