104-1021

SOCKET
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About this product
The 104-1021 socket is a precision-machined, aircraft-grade installation tool designed for use with AN/MS style fluid-system fittings and electrical connectors. Constructed from hardened stainless steel with a corrosion-resistant finish and a 12-point geometry, it delivers accurate torque application, superior wear resistance, and slip-free engagement in confined avionics and maintenance environments.
104-1021 Datasheet
UOM: EA
Stock Location: Dubai
Hazardous Item: Non-Hazardous Item
Lead Time: Stock
Certification: EASA Form 1
PRODUCT DESCRIPTION

104-1021

  • Hardened Stainless Steel: Offers high strength and wear resistance under repeated use.

  • 12-Point Configuration: Provides full engagement on AN/MS hex flats for precise torque transfer.

  • Corrosion-Resistant Finish: Passivated coating withstands moisture, fuels, and hydraulic fluids.

  • Compact Depth: 20 mm insertion depth accommodates recessed fittings in tight compartments.


  • Applies precise torque to AN fittings on landing-gear service carts.

  • Installs and removes fuel-line couplings on refueling trucks and carts.

  • Engages MS3620-series nuts behind instrument-panel connectors.

  • Torque-tightens cabin oxygen-regulator fittings in crew-rest modules.


  • Is an extension required for deep-recess fittings?

Its 20 mm depth covers most recessed fittings; extensions can be added if needed.

  • How do I clean and maintain the socket?

Wipe with a clean cloth and mild solvent and inspect for wear or rounding before each use.

  • Can it withstand hydraulic fluid exposure?

Yes, its passivated stainless-steel finish resists Skydrol®, fuels, and common cleaning agents.


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