MS21921-4D

Military Standard Tube Coupling Nut

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Description:

tube outer diameter: 1/4", sleeve coupling, flareless, aluminum alloy

* Manufacturer certifications are shipped with your order FREE of charge
MS21921-4D
MS21921-4D
MS21921-4D
MS21921-4D
MS21921-4D
MS21921-4D
Add to Cart Up to qty 230 ships same day if ordered before 4pm EST
MS21921-4D Price:
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$6.25 Each
Quantity:
Pre-packaged bag qty: 10 ea
* Sold in increments of 10
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MS21921-4D Datasheet Features and Specification

Criticality Code Justification:
Feat
End Application:
E-3a aircraft warning and control system (awacs) starlifter c-141 aircraft f-111. tomcat f-14a delta dart f-106 chinook ch-47 helicopter iroquis uh-1 aircraft application
Fabrication Method:
Any acceptable
Length To Shoulder:
Between 0.537 inches and 0.557 inches
Material:
Aluminum alloy 2014 or aluminum alloy 2024
Material Specification:
T62 or t851 federal specification single material response t6 t6 federal specification single material response or qq-a-225/6 qq-a-367
Thread Size:
0.438 inches
Tube Outside Diameter:
0.250 inches
Nut Height:
Between 0.710 inches and 0.730 inches
Nut Style:
Tube coupling
Seat Angle:
45.00 degrees
Smallest Inside Diameter:
Between 0.300 inches and 0.305 inches
Special Features:
Grumman aerospace corporation a10 aircraft; weapon system essential
Specification Data:
96906-ms21921 government standard
Surface Treatment:
Anodize
Surface Treatment Specification:
Class 1 military specification single treatment response type 2 mil-a-8625
Thread Class:
3b
Thread Direction:
Right-hand
Thread Qty Per Inch (tpi):
20
Thread Series:
Unjf (fine thread with external controlled root radius)
Width Across Flats:
0.562 inches
Quick Specs
Thread Size 7/16
Thread Qty 20
Thread Series UNJF
Thread Class 3B
Material Aluminum

Additional Information

SKU / Model: MS219214D
NSN: 4730-00-555-8203
FSC: Hose, Pipe, Tube, Lubrication, and Railing Fittings / 4730
Product Series: MS21921
Pack Weight (Approx.) 0.118 lb
Minimum Qty (MOQ): 10
ECCN: EAR99
National Motor Freight: 013540, Alum Nuts
Download PDF Version
MS21921-4D_Military-Fasteners-com.pdf
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MS21921-8K

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Product Image Gallery

Product code MS21921-4D
MS21921-4D
MS21921-4D
MS21921-4D
MS21921-4D
MS21921-4D
MS21921-4D

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I recently requested a quote and placed an order with Kristen Belmont. Kristen was incredibly helpful, prompt, and informative, addressing all of my inquiries and requests efficiently. I am extremely grateful to have had Kristen's assistance.

5.0

In dealing with Military Fasteners for 3 plus years, I can honestly say Ive never had a bad experience with the company. Please keep up the great work and youll keep me coming back for as long as I am flying.

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Your staff is courteous and well informed about your product line. Your inventory is excellent and competitively priced. The shipment always arrives as advertized and the boxes are well packed. I will continue to order my aircraft supplies from military fasteners

4.0

Military Fasteners provided the supplies needed to repair my prop. They had the exact items I needed, at a good price. My order was delivered in reasonable time, complete with instructions. The end result was a quality repair to get me back flyin again. Thank you! Steve

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