CONNECTING FLANGE (P/N 1121-31521.01) - New Surplus
P/N: 1121-31521.01
Category: Fittings & Adapters
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 | 1 Available |
Product Description
The 1121-31521.01 is a metal connecting flange for aircraft pneumatic and environmental control ducting. This component joins tubing runs at bulkhead and firewall penetrations using V-band coupling profiles conforming to ISO 2563 and SAE AS4751 standards. Designed to route conditioned air and bleed-air lines through structural boundaries while maintaining pressure integrity.
Installation requires compliance with the applicable Aircraft Maintenance Manual and hardware traceability documentation per FAA guidance. Common in pressurization, air conditioning, and engine bleed-air systems on transport and business aircraft.
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 CONNECTING FLANGE (P/N 1121-31521.01)?
The 1121-31521. 01 is a metal connecting flange for aircraft pneumatic and environmental control ducting.
Does the 1121-31521.01 meet AN/MS/NAS aviation specifications?
Aircraft hardware is manufactured to military and aviation specifications. The CONNECTING FLANGE 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 1121-31521.01 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 1121-31521.01.
Can I order the 1121-31521.01 in custom quantities?
Yes, we sell hardware in various quantities from single units to bulk lots. The CONNECTING FLANGE is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.
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