NAS514P428-8B

Machine Screw

email this to someone

Description:

Fastener Length: 1/2", Thread: 1/4-28, Thread Length: 1/2", flat countersunk head, fine thread, NAS514 series screw

* Manufacturer certifications are shipped with your order FREE of charge

Add to Cart Up to qty 2950 ships same day if ordered before 4pm EST

NAS514P428-8B Price:	buy now $0.69 Each
Quantity: Pre-packaged bag qty: 50 ea
* Sold in increments of 50

Add item to quote

NAS514P428-8B Datasheet Features and Specification

Thread Class:

Thread Direction:

Right-hand

Thread Length:

0.398 inches minimum and 0.500 inches maximum

Fastener Length:

0.469 inches minimum and 0.500 inches maximum

Head Style:

Flat countersunk

Head Diameter:

0.447 inches minimum and 0.507 inches maximum

Internal Drive Style:

Cross recess type 1

Thread Diameter:

0.250 inches

Thready Qty Per Inch (tpi):

Min. Tensile Strength (psi):

125000 pounds per square inch

Hardness Rating:

26.0 rockwell c minimum and 32.0 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	1/2

Additional Information

SKU / Model:	NAS514P4288B
NSN:	5305-00-835-3536
FSC:	Screws / 5305
Product Series:	NAS514P428
Pack Weight (Approx.)	0.361 lb
Minimum Qty (MOQ):	50
Schedule B:	7318.15.2010
ECCN:	EAR99
National Motor Freight:	093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version NAS514P428-8B_Military-Fasteners-com.pdf

* report an issue on this page

More NAS514P428 machine screws

NAS514P428-8P

Length: 1/2in., thread: 1/4-28 machine screw full thread philips recess alloy steel cad ii plated

NAS514P428-7P

Fastener Length: 7/16in., Thread: 1/4-28, Thread Length: 7/16in.

NAS514P428-6

Fastener Length: 3/8in., Thread: 1/4-28, Thread Length: 17/64in.

NAS514P428-48

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

NAS514P428-30P

Fastener Length: 1-7/8", Thread: 1/4-28, Thread Length: 1-7/8"

NAS514P428-28P

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

Product Image Gallery

Product code NAS514P428-8B

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

Princeton S.

Very speedy order processing and reasonable shipping time. Its almost like walking next door to a favorite aircraft supply house.

5.0

Leonidas M.

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

4.0

Penelope C.

I love your website. Can hardly believe how fast & accurate the orders come. Am building a kit plane, need a lot of small hardware and electrical the past few months. There has not been a mistake in the last dozen orders.

4.0

Wesson H.

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.

4.0