NAS1291C8M

Locking Extended Washer Nut Self

email this to someone  
Description:

thread: 1/2-20, self locking, hex nut, low height, light weight, corrosion resistant steel, NAS1291 series nut

* Manufacturer certifications are shipped with your order FREE of charge
NAS1291C8M
NAS1291C8M
NAS1291C8M
NAS1291C8M
NAS1291C8M
NAS1291C8M
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

NAS1291C8M Datasheet Features and Specification

Thread Series:
Unjf (fine thread with external controlled root radius)
Thread Qty Per Inch (tpi):
20
Thread Direction:
Right-hand
Thread Class:
3b
Surface Treatment:
Passivate
Tempurature Rating:
450.0 degrees fahrenheit
Overall Height:
Between 0.350 inches and 0.410 inches
Nut Style:
Hexagon
Material Specification:
Ams 5732 assn standard single material response or ams 5737 assn standard single material response or ams 5525 assn standard single material response
Material:
Iron alloy 660
Lubrication:
Dry film lubricant
Locking Feature:
Prevailing torque all metal design
Countersink Angle:
120.0 degrees nut
Thread Size:
0.500 inches
Washer Outside Diameter:
0.814 inches
Washer Thickness:
0.040 inches
Width Across Flats:
Between 0.556 inches and 0.566 inches
Quick Specs
Thread Size 1/2
Thread Qty 20
Thread Series UNJF
Thread Class 3B
Material Iron

Additional Information

Alternate Part Numbers

  • 1DAX86A802011
SKU / Model: NAS1291C8M
NSN: 5310-00-458-2115
FSC: Nuts and Washers / 5310
Product Series: NAS1291C
Pack Weight (Approx.) 0.182 lb
Minimum Qty (MOQ): 10
Schedule B: 7318.16.0085
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
NAS1291C8M_Military-Fasteners-com.pdf
Worldwide Shipping

* report an issue on this page

Frequently bought together

Other customers frequently bought these along with NAS1291C8M

Picture of NAS1149C0863R

NAS1149C0863R
Flat Washer

in Washers

size: 1/2", thickness 1/16", corrosion resistant steel, passivated finish, NAS1149 series washer

Picture of NAS1291C6M

NAS1291C6M
Self-Locking Extended Washer Nut

in Nuts

thread: 3/8-24, self locking, hex, low height, light weight, corrosion resistant steel, NAS1291 series nut

Picture of NAS1291C4M

NAS1291C4M
Self-Locking Extended Washer Nut

in Nuts

thread: 1/4-28, self locking, hex, low height, light weight, corrosion resistant steel, NAS1291 series nut

More NAS1291C self-locking extended washer nuts

NAS1291C8

5310-00-438-5110 Self-Locking Extended Washer Nut

NAS1291C7M

Thread: 7/16-20 self-locking hex nut low height light weight corrosion resistant steel

NAS1291C6M

Thread 3/8-24 self locking hex nut low height light weight corrosion resistant steel

NAS1291C5M

Thread: 5/16-24 self locking hex nut low height light weight corrosion resistant steel

NAS1291C4M

Thread 1/4-28 self-locking hex nut low height light weight corrosion resistant steel, 5310-00-894-3637

NAS1291C3M

Thread: 10-32 self locking hex nut low height light weight corrosion resistant steel

Product Image Gallery

Product code NAS1291C8M
NAS1291C8M
NAS1291C8M
NAS1291C8M
NAS1291C8M
NAS1291C8M
NAS1291C8M

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

Big inventory. Quick response to orders. Good customer service

5.0

Hard to find bolts are never hard to find with Military Fasteners!

5.0

Prompt return call. Knowledgeable sales person.

5.0

Products are military grade MIL-SPEC as advertised. I was able to locate #10 locking counter-sunk nutplates when ALL other locations, including Aircraft-Spruce, could not supply.

5.0