NAS1789C4

Locknut

email this to someone  
Description:

Thread Size: 1/4", Nut Length: 39/64", Nut Height: 9/32

* 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

NAS1789C4 Datasheet Features and Specification

Thread Class:
3b
Thread Direction:
Right-hand
Distance From Centerline To Flat:
0.236 inches nominal
Locking Feature:
Prevailing torque all metal design
Counterbore Diameter:
0.254 inches minimum nut
Lubrication:
Dry film lubricant
Mounting Hole Diameter:
0.098 inches minimum and 0.103 inches maximum
Nut Style:
Plate
Nut Length:
0.617 inches maximum
Nut Height:
0.281 inches maximum
Plate Thickness:
0.035 inches maximum
Plate Width:
0.502 inches maximum
Nut Mounting Provision:
Straight holes
Mounting Hole Arrangement Style:
2 holes
Distance From Aperture Center To Mounting Hole Center:
0.281 inches nominal
Center To Center Distance Between Mounting Holes Along Width:
0.217 inches minimum and 0.221 inches maximum
Tempurature Rating:
800.0 deg fahrenheit nominal
Thread Series:
Unjf
Features Provided:
Floating nut
Thready Qty Per Inch (tpi):
28
Thread Size:
0.250 inches
Material:
Iron alloy 660 overall
Material Specification:
Ams5525 assn std 1st material response overall or ams5735 assn std 2nd material response overall or ams5737 assn std 3rd material response overall
Surface Treatment:
Passivate overall
Surface Treatment Specification:
Qq-p-35 fed spec single treatment response overall
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Iron

Additional Information

SKU / Model: NAS1789C4
NSN: 5310-01-485-2054
FSC: Nuts and Washers / 5310
Product Series: NAS1789C
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 5
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS1789C4_Military-Fasteners-com.pdf
Worldwide Shipping

* report an issue on this page

More NAS1789C locknuts

NAS1789C4W

$20.34 EA, NAS1789C4W

NAS1789C3 NDT

Plate Locknut

NAS1789C3

Thread Size: 3/16", Nut Length: 33/64", Nut Height: 1/4"

NAS1789C08M

5310-01-525-2499 Locknut

NAS1789C08

Plate Locknut

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

Fast, efficient, knowledgable, good all round people and I will be doing more business with them. I have an older plane and it is needing some refinements. Thanks for your service!

5.0

Best source for mil spec hardware. Website is user friendly, inventory is expansive, overnight shipment is a huge plus, and customer support is responsive and very helpful.

5.0

You did great. Very friendly efficient staff helped out. Products exactly what I needed.

4.0

My many experiences with Military Fasteners have been very good.

4.0