NAS514P428-8B

Machine Screw

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Description:

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

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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

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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

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NAS514P428-48

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

NAS514P428-30P

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NAS514P428-28P

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

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Product code NAS514P428-8B

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I've been a customer since 1983 and you have provided what I needed most times in a very timely manner at the right price. Over all I have been very satisfied with your company.

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With ordering parts, I was assisted by Trisha. Extremely helpful, courteous, and professional. When receiving the items, there was a small discrepancy. I contacted Trisha to let her know, and not only did she and another professional, Paige, work with me right there to rectify the situation. They made sure I received new items in a timely manner, at no extra cost. Taking accountability and being serious in keeping with their high standard product has my respect and future business.

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