NAS623-4-18

Machine Screw

email this to someone

Description:

length: 1.441", grip: 1.125", thread: 1/4-28, pan head machine screw short thread philips recess cadmium plated alloy steel

* Manufacturer certifications are shipped with your order FREE of charge

Add to Cart Up to qty 250 ships same day if ordered before 4pm EST

NAS623-4-18 Price:	buy now $0.92 Each
Quantity: Pre-packaged bag qty: 50 ea
* Sold in increments of 50

Add item to quote

NAS623-4-18 Datasheet Features and Specification

Fastener Length:

Between 1.426 inches and 1.456 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:

Thread Direction:

Right-hand

Thread Length:

Between 0.291 inches and 0.341 inches

Thread Qty Per Inch (tpi):

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:	NAS623418
NSN:	5305-00-619-6030
FSC:	Screws / 5305
Product Series:	NAS623
Pack Weight (Approx.)	1.256 lb
Minimum Qty (MOQ):	50
ECCN:	EAR99
National Motor Freight:	093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version NAS623-4-18_Military-Fasteners-com.pdf

* report an issue on this page

Frequently bought together

Other customers frequently bought these along with NAS623-4-18

NAS623-4-20
Machine Screw
in Screws

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

CR3213-4-06
Blind Rivet
in Rivets

diameter: 1/8", grip range: 0.313" - 0.375", universal head, aluminum sleeve, steel stem, CR3213 series rivet

NAS602-8
Machine Screw
in Screws

length: 1/2", thread: 8-32, pan head, fully threaded, philips recess, alloy steel cadmium ii plating, NAS602 series screw

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

$1.14 EA, Fastener Length: 1-5/8in., Thread: 1/4-24, Thread Length: 25/64in.

NAS623-5-14

$4.74 Ea

NAS623-5-12

5305-00-275-3383 Machine Screw

NAS623-4-9

Machine Screw 5305-00-815-9859 Length: 0.878in., grip: 0.562in., thread: 1/4-28, pan head machine screw short thread philips recess cadmium plated alloy steel

Product Image Gallery

Product code NAS623-4-18

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

View our Google profile

Kevin L.

Great supplier, great products, great prices. Trisha Hawkins hooked us up with the bolts we needed in a very efficient and friendly manner.

5.0

Justin B.

ABSOLUTELY AWESOME!!!!

5.0

Lian P.

Keep on keepin' on! Living in Nova Scotia puts me in somewhat of an aviation backwater where getting aviation hardware can be a bit of a nightmare. Military Fasteners resolves most of the angst and dealing with the friendly and helpful staff I find there resolves the rest.

5.0

Jennifer C.

Great Service, good response time and very professional. Definitelt will buy from these again.

5.0