Related Items
![Military Standard MS21921-4J Stainless Steel Nut, Tube Coupling Military Standard MS21921-4J Stainless Steel Nut, Tube Coupling](https://cdn11.bigcommerce.com/s-jifykode7m/images/stencil/500x659/products/91493/163410/SGP135358_149_main__03711.1675749315.jpg?c=1)
Military Standard MS21921-4J Stainless Steel Nut, Tube Coupling
PART #:
SGP135358
MFR PART #:
MS21921-4J
Regular Price:
Our Price:
Our Price:
Sale Price:
$18.67
Adding to cart… The item has been added
Adding to cart… The item has been added
![Military Standard MS21921-6R Stainless Steel Nut, Tube Coupling Military Standard MS21921-6R Stainless Steel Nut, Tube Coupling](https://cdn11.bigcommerce.com/s-jifykode7m/images/stencil/500x659/products/91491/164553/SGP135361_150_main__55307.1679647986.jpg?c=1)
Military Standard MS21921-6R Stainless Steel Nut, Tube Coupling
PART #:
SGP135361
MFR PART #:
MS21921-6R
Regular Price:
Our Price:
Our Price:
Sale Price:
$23.64
Adding to cart… The item has been added
Adding to cart… The item has been added
![Aeronautical Standard AN818-8J Stainless Steel Nut, Tube Coupling Aeronautical Standard AN818-8J Stainless Steel Nut, Tube Coupling](https://cdn11.bigcommerce.com/s-jifykode7m/images/stencil/500x659/products/71818/76936/SGP90606_1_main__96058.1617087858.jpg?c=1)
Aeronautical Standard AN818-8J Stainless Steel Nut, Tube Coupling
PART #:
SGP90606
MFR PART #:
AN818-8J
Regular Price:
Our Price:
Our Price:
Sale Price:
$14.02
Adding to cart… The item has been added
Adding to cart… The item has been added
![Military Standard MS21921-3 Steel Nut, Tube Coupling Military Standard MS21921-3 Steel Nut, Tube Coupling](https://cdn11.bigcommerce.com/s-jifykode7m/images/stencil/500x659/products/91504/152182/SGP135355_1_main__93380.1644617184.jpg?c=1)
Military Standard MS21921-3 Steel Nut, Tube Coupling
PART #:
SGP135355
MFR PART #:
MS21921-3
Regular Price:
Our Price:
Our Price:
Sale Price:
$20.05
Adding to cart… The item has been added
Adding to cart… The item has been added
![Military Standard MS21921-5 Steel Nut, Tube Coupling Military Standard MS21921-5 Steel Nut, Tube Coupling](https://cdn11.bigcommerce.com/s-jifykode7m/images/stencil/500x659/products/74236/127448/SGP135359_1_main__73461.1621363411.jpg?c=1)
Military Standard MS21921-5 Steel Nut, Tube Coupling
PART #:
SGP135359
MFR PART #:
MS21921-5
Regular Price:
Our Price:
Our Price:
Sale Price:
$43.41
Adding to cart… The item has been added
Adding to cart… The item has been added
Approvals and Conformities
NSN
4730-00-859-3517
MIL-SPEC#
MIL-F-18280
Product Attributes
![](/content/flags/flag-of-united-states.png)
United States
Size
1/2"
Shipping Weight
0.001 pounds
ECCN
EAR99
Color Family
Green
Manufacturer P/N
MS21921-8J
Schedule B Code
7609.00.0000
Pack Quantity
1
Color
Green
Material
Crescent Steel
Military Standard MS21921-8J Stainless Steel Nut, Tube Coupling