Elbow, Tube, 90 Degrees

Military Standards

Part # MS21904D5

The MS21904D5 elbow is a 90-degree tube fitting for aerospace, made from aluminum alloy with anodized treatment for corrosion resistance. It features a flareless connection, 0.500" thread size, 0.359" leg length, and a 12-degree seat angle for secure fluid flow management.
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Overview

The MS21904D5 elbow is a 90-degree tube fitting designed for efficient fluid transfer in aerospace applications. Constructed from aluminum alloy, this fitting features a flareless connection style and is treated with anodize for enhanced corrosion resistance. With a thread size of 0.500 inches and a leg length of 0.359 inches, it ensures a secure and reliable connection. The 12-degree seat angle allows for optimal sealing, making it suitable for various systems requiring precise fluid flow management.

Features & Benefits

Features
  • Constructed from durable aluminum alloy.
  • 90-degree flow angle for efficient routing.
  • Flareless connection style for easy installation.
  • Anodized surface treatment for corrosion resistance.
Benefits
  • Ensures reliable fluid transfer in aerospace systems.
  • Facilitates quick and secure connections.
  • Reduces maintenance needs due to corrosion resistance.
  • Optimizes space and flow efficiency in tight installations.

Technical Information

ATA Number

35

ATA Chapter

Oxygen

ATA Group

Airframe Systems

ATA Section

CREW OXYGEN SYSTEM
FLIGHT CREW OXYGEN SYSTEM
PASSENGER OXYGEN SYSTEM (GASEOUS)

NIIN

006405090

NSN

4730-00-640-5090

FSCG

4730

FSCG Category

Hose, Pipe, Tube, Lubrication, and Railing Fittings

Lead Time (Days)

75

Certification Status

CERTIFIED

ATA Part Number

MS21904D5

CAGE Code

96906

Commercial Part

Yes

Repairable

No

Specification Part Number

MS21904D5

Supplier Part Number

MS21904D5

Landing Gear Part

No

Leasable

No

Returnable

No

Aircraft Makes

Boeing

Aircraft Models

747-400ERF
737NG-700BJ
737-500
757-200PCF
737-900
727-200
26 more
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Commercial Spares
DISCLAIMER: Product information provided “as is.” Boeing may add, change, discontinue or remove this information at any time. Product photos may not be exact match to product delivered. See terms & conditions.