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REDUCER,BOSS (P/N ms21916d6-5) - New Surplus

P/N: ms21916d6-5

Category: Fittings & Adapters

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In Stock (5 available)
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This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).

Available Inventory

Condition Stock
New Surplus 5 Available

Product Description

The MS21916D6-5 is a boss reducer fitting that adapts mismatched port sizes in aircraft hydraulic systems. It features UNJF external boss threads and an external gasket-seal seat for leak-free connections on hydraulic manifolds. This fitting joins smaller tube assemblies to larger boss ports, maintaining system integrity under pressure.

Installation requires verification against your aircraft's Illustrated Parts Catalog and adherence to maintenance manual specifications.

Please note: Product descriptions are provided for informational purposes. Always refer to your aircraft's Illustrated Parts Catalog (IPC) to verify part compatibility and specifications.

Frequently Asked Questions

What is the REDUCER,BOSS (P/N ms21916d6-5)?

The MS21916D6-5 is a boss reducer fitting that adapts mismatched port sizes in aircraft hydraulic systems. It features UNJF external boss threads and an external gasket-seal seat for leak-free connections on hydraulic manifolds.

Does the ms21916d6-5 meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The REDUCER,BOSS conforms to its applicable AN (Air Force-Navy), MS (Military Standard), or NAS (National Aerospace Standard) specification. Contact us for specific specification details.

What material is the ms21916d6-5 manufactured from?

Aviation hardware is available in various materials including cadmium-plated steel, stainless steel, aluminum alloy, and titanium depending on the application. Contact us for material certification and specifications for the ms21916d6-5.

Can I order the ms21916d6-5 in custom quantities?

Yes, we sell hardware in various quantities from single units to bulk lots. The REDUCER,BOSS is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.

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