MS21916J5-4
Military Standard Boss Reducer
MS21916J5-4 Fitting



MS21916J5-4 Datasheet Features and Specification
Quick Specs
Thread Series | UNJF |
Thread Class | 3A |
Material | Steel |
Additional Information
SKU / Model: | MS21916J54 |
NSN: | 4730-00-329-9652 |
FSC: | Hose, Pipe, Tube, Lubrication, and Railing Fittings / 4730 |
Product Series: | MS21916J |
Pack Weight (Approx.) | 0.000 lb |
Minimum Qty (MOQ): | 1 |
ECCN: | EAR99 |
National Motor Freight: | 052190, Pipe,tubing,or Pipe Or Tubing Fitti |
Download PDF Version MS21916J5-4_Military-Fasteners-com.pdf |
|
![]() ![]() |
* report an issue on this page
Frequently bought together
Other customers frequently bought these along with MS21916J5-4

MS21914-4J
Tube Cap
in Fittings
tube outside diameter: 1/4", corrosion resistant steel, pressure seal, flareless tube, MS21914 series fitting

MS21914-5J
Tube Cap
in Fittings
tube outside diameter: 5/16", pressure seal, flareless tube, corrosion resistant steel, MS21914 series fitting

MS21913J3
Threaded Tube Fitting Plug
in Fittings
outside diameter: 3/16", hex head, flareless tube, corrosion resistant steel

MS21913J5
Tube Fitting Threaded Plug
in Fittings
diameter: 5/16", hex head, flareless, corrosion resistant steel, MS21913 series plug

MS21913J6
Threaded Tube Fitting Plug
in Fittings
outside diameter: 3/8", corrosion resistant steel, hex head, flareless tube, MS21913 series fitting
More MS21916J boss reducers
$66.00 Ea
Union corrosion resistant steel 3/8in. to 1/4in. reducer external thread flareless tube
4730-00-851-8466 Boss Reducer
4730-00-826-3421 Boss Reducer
Product Image Gallery
Product code MS21916J5-4


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

My order was handled extremely well. From placing my order online, through payment, communication of tracking, etc., everything was perfect. The package arrived in a timely manner, and all items were received in excellent condition.
I was working with Kasey and she was very helpful. I received our fasteners very fast.
Fast service and fast shipping.
Thank you for your excellent customer service! I made an error on the address and your team got everything straightened out in no time! The product is just what I needed! I look forward to doing business with you in the future! Thanks, again!!
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.