NAS1578C4R6

Bolt

email this to someone  
Description:

Fastener Length: 25/32", Thread: 1/4-28, Thread Length: 27/64"

* 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

NAS1578C4R6 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.378 inches minimum and 0.428 inches maximum
Fastener Length:
0.763 inches minimum and 0.793 inches maximum
Head Style:
Pan no. 2
Head Diameter:
0.472 inches minimum and 0.492 inches maximum
Head Height:
0.140 inches minimum and 0.150 inches maximum
Grip Diameter:
0.2485 inches minimum and 0.2495 inches maximum
Internal Drive Style:
Offset cruciform (torque set)
Thread Diameter:
0.250 inches
Grip Length:
0.365 inches minimum and 0.385 inches maximum
Thready Qty Per Inch (tpi):
28
Min. Tensile Strength (psi):
160000 pounds per square inch
Hardness Rating:
24.0 rockwell c minimum and 35.0 rockwell c maximum overall
Surface Finish:
32.0 microinches bearing surface of head
Surface Finish:
32.0 microinches grip
Surface Finish:
32.0 microinches threads
Material:
Iron alloy 660 overall
Material Specification:
Ams 5731 assn std single material response or ams 5732 assn std single material response or ams 5737 assn std single material response overall
Surface Treatment:
Passivate overall
Surface Treatment Specification:
Qq-p-35 fed spec single treatment response overall
Thread Series Designator:
Unjf
Specification Data:
80205-nas1578 professional/industrial association standard
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Iron
Length 25/32

Additional Information

SKU / Model: NAS1578C4R6
NSN: 5305-01-217-4006
FSC: Screws / 5305
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 5 EA
Schedule B: 7318.15.2091
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS1578C4R6_Military-Fasteners-com.pdf
Worldwide Shipping

* report an issue on this page

More close tolerance bolts

NAS1578C4T8

Fastener Length: 29/32", Thread: 1/4-28, Thread Length: 27/64"

NAS1578C4T6

Fastener Length: 25/32", Thread: 1/4-28, Thread Length: 27/64"

NAS1578C4T3

Bolt

NAS1578C4T22

Fastener Length: 1-25/32", Thread: 1/4-28, Thread Length: 27/64"

NAS1578C4T10

Fastener Length: 1-1/32", Thread: 1/4-28, Thread Length: 27/64"

NAS1578C4R9

Fastener Length: 31/32", Thread: 1/4-28, Thread Length: 27/64"

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

I called in a hot order that was needed next day. It was already mid afternoon and i had already skipped the deadline for shipments that day. I spoke with Trisha, and she went out of her way to place my order and get it pulled and shipped same day. Thank you Trisha, you are the best.

5.0

I've never received an incorrect order from ACS, even when dealing with small hardware such as nuts, washers, screws, etc. Shipment is always fast and with reasonable shipment prices for my needs. Even my smallest of orders is processed and ship quickly. I'm a long-time ACS customer and I expect I will be for a long time.

5.0

Excellent attention, I am very grateful with your service. 100% recommended, thank you very much.

4.0

Fantastic experience. I ordered the wrong part.....1 call and an RMA issued with the correct part put on the way. Impressive service. Locked me in as a customer for life!

5.0