MS21900-4
Military Standard Boss Nipple
outside diameter: 1/4", adapter, flareless tube to flared tube, carbon steel

MS21900-4 Datasheet Features and Specification
Quick Specs
Thread Series | UNJF |
Thread Class | 3A |
Material | Steel |
Additional Information
SKU / Model: | MS219004 |
NSN: | 4730-00-541-1579 |
FSC: | Hose, Pipe, Tube, Lubrication, and Railing Fittings / 4730 |
Product Series: | MS21900 |
Pack Weight (Approx.) | 0.058 lb |
Minimum Qty (MOQ): | 1 |
ECCN: | EAR99 |
National Motor Freight: | 052190, Pipe,tubing,or Pipe Or Tubing Fitti |
Download PDF Version MS21900-4_Military-Fasteners-com.pdf |
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Frequently bought together
Other customers frequently bought these along with MS21900-4

MS21900-5
Boss Nipple
in Fittings
outside 5/16", adapter, flareless tube to flared tube, carbon steel
MS21900-8
Boss Nipple
in Fittings
Outside diameter: 1/2", carbon steel, adapter flareless tube to flared tube, MS21900 series fitting
More MS21900 boss nipples
$41.94 Each, Aluminium alloy 7075 tube outside 1/2in. adapter flareless tube to flared tube
Aluminum alloy 7075, tube outside 5/16in., adapter flareless tube to flared tube
Aluminum alloy 7075, tube outside 1/4in., adapter flareless tube to flared tube
Aluminum alloy 7075, tube outside 5/8in., adapter flareless tube to flared tube
4730-00-080-3731 Boss Nipple
Corrosion resistant steel 304 tube outside 1/4in. adapter flareless tube to flared tube
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Customer Reviews

Easy ordering format, fast delivery, packaged and documented well.
Military Fasteners was recently added to our list of approved vendors and so far it has been an absolute pleasure working with them. The speed, communication, and coordination with our orders so far have been absolutely above and beyond. Sarah is an absolute all star and made the ordering process quick and seamless. 10/10 Would recommend to anyone looking for products!
Great Customer Service very helpful...Packaged arrived almost the next day. How did you do that. Thank you again. will be doing business with you again soon !!!
We were able to find the parts needed at a competitive price. Jasmine Morales was helpful in fulfilling this order.
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