OXYGEN MASK (P/N 174660-b5) - New

The 174660-b5 is an aircraft oxygen mask designed for high-altitude flight operations and emergency decompression scenarios. This mask delivers supplemental breathing gas from installed aircraft oxygen systems, maintaining crew oxygenation above regulatory altitudes per 14 CFR 91.211. The mask interfaces with continuous-flow or demand-type oxygen systems and conforms to FAA TSO-C103 or crew standards C78a/C89a.

Installation requires verification of compatibility with your aircraft's Illustrated Parts Catalog and oxygen system specifications. Typically constructed from rubber and plastic components with adjustable head straps for secure fit in cockpit or cabin environments.

What is the OXYGEN MASK (P/N 174660-b5)?

The 174660-b5 is an aircraft oxygen mask designed for high-altitude flight operations and emergency decompression scenarios. This mask delivers supplemental breathing gas from installed aircraft oxygen systems, maintaining crew oxygenation above regulatory altitudes per 14 CFR 91.

Is the 174660-b5 a PMA or OEM part?

The OXYGEN MASK may be available as an OEM (Original Equipment Manufacturer) or PMA (Parts Manufacturer Approval) part depending on condition and source. Both carry FAA certification for airworthiness. Currently available in: New. Contact us for sourcing details.

Does the 174660-b5 include installation hardware?

Installation hardware requirements vary by application. Check your aircraft's Structural Repair Manual (SRM) or Illustrated Parts Catalog (IPC) for the complete installation kit requirements for the OXYGEN MASK. We stock related hardware and can help identify companion parts.

Can the 174660-b5 be shipped internationally?

Yes, we ship airframe components worldwide. International orders typically arrive within 3-14 business days depending on destination. Export documentation and customs forms are included. Contact us for international shipping quotes on the 174660-b5.