MS21902J4
Military Standard Boss Nipple
tube outside diameter: 1/4", corrosion resistant steel, union, flareless tube, MS21902 series fitting




MS21902J4 Datasheet Features and Specification
Quick Specs
Thread Series | UNJF |
Thread Class | 3A |
Material | Steel |
Additional Information
SKU / Model: | MS21902J4 |
NSN: | 4730-00-702-5377 |
FSC: | Hose, Pipe, Tube, Lubrication, and Railing Fittings / 4730 |
Product Series: | MS21902J |
Pack Weight (Approx.) | 0.000 lb |
Minimum Qty (MOQ): | 1 |
Schedule B: | 7326.90.8688 |
ECCN: | EAR99 |
National Motor Freight: | 052190, Pipe,tubing,or Pipe Or Tubing Fitti |
Download PDF Version MS21902J4_Military-Fasteners-com.pdf |
|
![]() ![]() |
* report an issue on this page
Frequently bought together
Other customers frequently bought these along with MS21902J4

MS21902J6
Boss Nipple
in Fittings
Tube outside 3/8", corrosion resistant steel, union, flareless tube

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

MS21913J4
Threaded Tube Fitting Plug
in Fittings
tube outside diameter: 1/4", corrosion resistant steel (304), hex head, flareless tube, MS21913 series fitting

MS21913J6
Threaded Tube Fitting Plug
in Fittings
outside diameter: 3/8", corrosion resistant steel, hex head, flareless tube, MS21913 series fitting

MS21900J4
Boss Nipple
in Fittings
outside diameter: 1/4", adapter flareless tube to flared, corrosion resistant steel 304, MS21900 series fitting

MS21913J5
Tube Fitting Threaded Plug
in Fittings
diameter: 5/16", hex head, flareless, corrosion resistant steel, MS21913 series plug
More MS21902J boss nipples
Boss Nipple Corrosion resistant steel tube outside 1/2 union flareless tube fitting
Corrosion resistant steel tube outside 3/8in., union flareless tube fitting
$17.94 Each, Corrosion resistant steel tube outside diameter 5/16 inch union flareless tube
Corrosion resistant steel tube outside 5/8 union flareless tube
Product Image Gallery
Product code MS21902J4



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

Amelia Fato, excellent customer service. Able to provide quick response on requested quotes.
Everything arrived quickly and correctly. I'm a longtime customer and find your service to be always top of the line.
Great supplier to work with. Prompt replies to inquiries, accurate information, quick turnaround shipping, personal touch with all communications. Trisha Hawkins has been a great representative for all of our questions and concerns.
Thank you for having the items in stock and for fast shipping. The service was very good.
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.