Related Items
![National Aerospace Standard NAS509-5 Steel Nut, Self-Locking, Hexagon National Aerospace Standard NAS509-5 Steel Nut, Self-Locking, Hexagon](https://cdn11.bigcommerce.com/s-jifykode7m/images/stencil/500x659/products/94643/156111/SGP141858_1_main__82399.1650641201.jpg?c=1)
National Aerospace Standard NAS509-5 Steel Nut, Self-Locking, Hexagon
In-Stock: 4 Units available.
Need More? Current lead time is 7-10 business days.
PART #:
SGP141858
MFR PART #:
NAS509-5
Regular Price:
Our Price:
Our Price:
Sale Price:
$12.04
Adding to cart… The item has been added
Adding to cart… The item has been added
![National Aerospace Standard NAS509-7C Crescent Steel Nut, Self-Locking, Hexagon National Aerospace Standard NAS509-7C Crescent Steel Nut, Self-Locking, Hexagon](https://cdn11.bigcommerce.com/s-jifykode7m/images/stencil/500x659/products/94641/156109/SGP141863_1_main__59593.1650641200.jpg?c=1)
National Aerospace Standard NAS509-7C Crescent Steel Nut, Self-Locking, Hexagon
Special Order: Orders take ± 68-71 business days to process.
PART #:
SGP141863
MFR PART #:
NAS509-7C
Regular Price:
Our Price:
Our Price:
Sale Price:
$23.56
Adding to cart… The item has been added
Adding to cart… The item has been added
![National Aerospace Standard NAS509-8 Steel Nut, Self-Locking, Hexagon National Aerospace Standard NAS509-8 Steel Nut, Self-Locking, Hexagon](https://cdn11.bigcommerce.com/s-jifykode7m/images/stencil/500x659/products/94650/156116/SGP141864_1_main__84903.1650641208.jpg?c=1)
National Aerospace Standard NAS509-8 Steel Nut, Self-Locking, Hexagon
Special Order: Orders take ± 12-15 business days to process.
PART #:
SGP141864
MFR PART #:
NAS509-8
Regular Price:
Our Price:
Our Price:
Sale Price:
$9.00
Adding to cart… The item has been added
Adding to cart… The item has been added
![National Aerospace Standard NAS509L5 Steel Nut, Self-Locking, Hexagon National Aerospace Standard NAS509L5 Steel Nut, Self-Locking, Hexagon](https://cdn11.bigcommerce.com/s-jifykode7m/images/stencil/500x659/products/94638/156107/SGP141866_1_main__64945.1650641197.jpg?c=1)
National Aerospace Standard NAS509L5 Steel Nut, Self-Locking, Hexagon
Quote Item:
If you can wait, please 'Build A Quote' with the button below, and we will send you a quotation as soon as possible.
PART #:
SGP141866
MFR PART #:
NAS509L5
![National Aerospace Standard NAS509-4 Steel Nut, Self-Locking, Hexagon National Aerospace Standard NAS509-4 Steel Nut, Self-Locking, Hexagon](https://cdn11.bigcommerce.com/s-jifykode7m/images/stencil/500x659/products/105611/177083/SGP141856_1_main__04959.1725051495.jpg?c=1)
National Aerospace Standard NAS509-4 Steel Nut, Self-Locking, Hexagon
Special Order: Orders take ± 368-371 business days to process.
PART #:
SGP141856
MFR PART #:
NAS509-4
Regular Price:
Our Price:
Our Price:
Sale Price:
$3.85
View Options
Adding to cart… The item has been added
View Options
Adding to cart… The item has been added
![National Aerospace Standard NAS509-12 Steel Nut, Self-Locking, Hexagon National Aerospace Standard NAS509-12 Steel Nut, Self-Locking, Hexagon](https://cdn11.bigcommerce.com/s-jifykode7m/images/stencil/500x659/products/94648/156114/SGP141853_1_main__30772.1650641205.jpg?c=1)
National Aerospace Standard NAS509-12 Steel Nut, Self-Locking, Hexagon
In-Stock: 4 Units available.
Need More? Current lead time is 289-292 business days.
PART #:
SGP141853
MFR PART #:
NAS509-12
Regular Price:
Our Price:
Our Price:
Sale Price:
$25.72
Adding to cart… The item has been added
Adding to cart… The item has been added
![National Aerospace Standard NAS509-5C Crescent Steel Nut, Self-Locking, Hexagon National Aerospace Standard NAS509-5C Crescent Steel Nut, Self-Locking, Hexagon](https://cdn11.bigcommerce.com/s-jifykode7m/images/stencil/500x659/products/2549/109427/SGP141859_1_main__11300.1617246994.jpg?c=1)
National Aerospace Standard NAS509-5C Crescent Steel Nut, Self-Locking, Hexagon
Special Order: Orders take ± 208-211 business days to process.
PART #:
SGP141859
MFR PART #:
NAS509-5C
Regular Price:
Our Price:
Our Price:
Sale Price:
$9.31
Adding to cart… The item has been added
Adding to cart… The item has been added
![National Aerospace Standard NAS509-7 Steel Nut, Self-Locking, Hexagon National Aerospace Standard NAS509-7 Steel Nut, Self-Locking, Hexagon](https://cdn11.bigcommerce.com/s-jifykode7m/images/stencil/500x659/products/104273/174596/SGP141862_1_main__47947.1710338777.jpg?c=1)
National Aerospace Standard NAS509-7 Steel Nut, Self-Locking, Hexagon
On Order: 360 Units on order & due in ± 11-14 days
Need More? Current lead time is 11-14 business days.
PART #:
SGP141862
MFR PART #:
NAS509-7
Regular Price:
Our Price:
Our Price:
Sale Price:
$6.83
Adding to cart… The item has been added
Adding to cart… The item has been added
![National Aerospace Standard NAS509-6 Steel Nut, Self-Locking, Hexagon National Aerospace Standard NAS509-6 Steel Nut, Self-Locking, Hexagon](https://cdn11.bigcommerce.com/s-jifykode7m/images/stencil/500x659/products/94642/156110/SGP141860_1_main__35187.1650641200.jpg?c=1)
National Aerospace Standard NAS509-6 Steel Nut, Self-Locking, Hexagon
In-Stock: 4 Units in stock.
**What we have in Stock is what we have available.**
PART #:
SGP141860
MFR PART #:
NAS509-6
Regular Price:
Our Price:
Our Price:
Sale Price:
$5.82
Adding to cart… The item has been added
Adding to cart… The item has been added
![National Aerospace Standard NAS509L5C Crescent Steel Nut, Self-Locking, Hexagon National Aerospace Standard NAS509L5C Crescent Steel Nut, Self-Locking, Hexagon](https://cdn11.bigcommerce.com/s-jifykode7m/images/stencil/500x659/products/94637/172446/SGP141867_157_main__21673.1708669704.jpg?c=1)
National Aerospace Standard NAS509L5C Crescent Steel Nut, Self-Locking, Hexagon
Special Order: Orders take ± 289-292 business days to process.
PART #:
SGP141867
MFR PART #:
NAS509L5C
Regular Price:
Our Price:
Our Price:
Sale Price:
$10.80
Adding to cart… The item has been added
Adding to cart… The item has been added
National Aerospace Standard NAS509-5 Nut
![](/content/flags/flag-of-united-states.png)
United States
Size
.500"
Shipping Weight
0.001 pounds
ECCN
9A991.d
Manufacturer P/N
NAS509-5
Schedule B Code
7318.16.0000
Pack Quantity
1
Series
NAS509
Width
.500
Thread
.3125-24 UNJC-3B
Height
.219
Material
4130 AMS-S-6758, F-4 Steel
NSN
5310-00-208-3755
Approvals and Conformities
NSN
5310-00-208-3755
Product Attributes
![](/content/flags/flag-of-united-states.png)
United States
Size
.500"
Shipping Weight
0.001 pounds
ECCN
9A991.d
Manufacturer P/N
NAS509-5
Schedule B Code
7318.16.0000
Pack Quantity
1
Series
NAS509
Width
.500
Thread
.3125-24 UNJC-3B
Height
.219
Material
4130 AMS-S-6758, F-4 Steel
National Aerospace Standard NAS509-5 Nut