MS21902K4
Military Standard Boss Nipple
email this to someone
Description:
* Manufacturer certifications are shipped with your order
FREE of charge
corrosion resistant steel (316), tube outside 1/4", union, flareless tube






Add to Cart
Up to qty 14 ships same day if ordered before 4pm EST
Add item to quote
MS21902K4 Datasheet Features and Specification
Thread Class:
3a all ends
Maximum Operating Temp:
-65.0 deg fahrenheit 2nd response
Maximum Operating Temp:
275.0 deg fahrenheit 1st response
Connection Style:
External seat for gasket seal (boss) all ends
Connection Type:
Threaded external boss all ends
Maximum Operating Pressure:
3000.0 pounds per square inch single response
Thread Size:
0.438 inches all ends
Nominallength:
1.062 inches
Material:
Steel comp 316 overall or steel comp 304 overall
Material Specification:
66,300 series fed std single material response overall
Media For Which Designed:
Air 2nd response
Media For Which Designed:
Hydraulic fluid 1st response
Surface Treatment:
Passivate overall
Surface Treatment Specification:
Mil-f-14072,e300,ty 2 mil spec single treatment response outside
Surface Treatment Specification:
Mil-s-5002 mil spec single treatment response inside
Style Designator:
Flareless (tube)
Style Designator:
Flareless w/ center wrenching facility
Thread Series Designator:
Unjf all ends
Additional Information
SKU / Model: | MS21902K4 |
NSN: | 4730-00-009-8259 |
FSC: | Hose, Pipe, Tube, Lubrication, and Railing Fittings / 4730 |
Product Series: | MS21902K |
Pack Weight (Approx.) | 0.532 lb |
Minimum Qty (MOQ): | 1 |
ECCN: | EAR99 |
National Motor Freight: | 052190, Pipe,tubing,or Pipe Or Tubing Fitti |
Download PDF Version MS21902K4_Military-Fasteners-com.pdf |
|
![]() ![]() |
* report an issue on this page
More MS21902K boss nipples
MS21902K6
4730-01-027-3354 Boss Nipple
Product Image Gallery
Product code MS21902K4





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

Kairi B.
Very fast delivery and always getting what I ordered. Never had an issue with the few returns I've had. They have been very friendly and helpful.
5.0
Leila S.
I was impressed with the speedy delivery of my order and also with the order itself.
5.0
Debbie L.
always has stock or notes when it will be available before placing the order
5.0
Teddy J.
Amanda was super friendly, helpful and part quality is A+!
5.0
Something isn't right
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.
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.