NAS1291C3
Locking Nut Extended Washer Self
email this to someone
Description:
* Manufacturer certifications are shipped with your order
FREE of charge
NAS1291C3 Extended Washer Self-Locking Nut

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
Add to Quote
NAS1291C3 Datasheet Features and Specification
Thread Class:
3b
Thread Direction:
Right-hand
Locking Feature:
Prevailing torque all metal design
Washer Outside Diameter:
0.330 inches maximum
Overall Height:
0.154 inches minimum and 0.188 inches maximum
Nut Style:
Hexagon
Washer Thickness:
0.015 inches minimum
Width Across Flats:
0.243 inches minimum and 0.252 inches maximum
Tempurature Rating:
800.0 deg fahrenheit maximum
Thread Series:
Unf
Thready Qty Per Inch (tpi):
32
Thread Size:
0.190 inches
Material:
Iron alloy 660 overall
Material Specification:
Ams5525 assn std single material response overall or 5735 assn std single material response overall
Precious Material And Location:
O/a silver
Precious Material:
Silver
Surface Treatment:
Silver overall
Surface Treatment Specification:
Qq-s-365 fed spec single treatment response overall or ams 2410 assn std single treatment response overall
Additional Information
SKU / Model: | NAS1291C3 |
NSN: | 5310-00-844-3302 |
FSC: | Nuts and Washers / 5310 |
Pack Weight (Approx.) | 0.000 lb |
Minimum Qty (MOQ): | 50 |
ECCN: | EAR99 |
National Motor Freight: | 093486, Bolts,nuts Or Screws, Noi (sub 3) |
Download PDF Version NAS1291C3_Military-Fasteners-com.pdf |
|
![]() |
* report an issue on this page
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

Alexandria L.
Extremely fast shipping and an excellent product. Will use again.
5.0
Karter M.
Exactly what I needed, very well packaged, fast shipment. I`m pleased with purchase.
5.0
Finnley S.
Exceptional service as always. Part was as advertised, and came promptly, in perfect condition. I am always very pleased working with Military Fasteners.
5.0
Brynn P.
I've probably had over 50 separate orders over the past. Every one was delivered promptly and was correct.
5.0
Something isn't right
Please complete this form if you're having an issue with ordering this item or this item displays invalid or innacurate information or specifications. We thank you for taking the time to report issues so that we may better serve you.
Please complete this form if you're having an issue with ordering this item or this item displays invalid or innacurate information or specifications. We thank you for taking the time to report issues so that we may better serve you.