547550 - Honeywell Cabin Temperature Controller for Commercial Aircraft
547550 is a temperature control manufactured by Honeywell (legacy AlliedSignal, CAGE 72599) and cataloged by the DLA under National Stock Number 1660-00-794-9166 within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating and Pressurizing Equipment), item name "CONTROL, TEMPERATURE." A cabin/zone temperature controller regulates the environmental control system to hold the selected cabin or zone temperature by modulating hot/cold air mixing.
The specific aircraft type and effectivity are not identified in the DLA record and must be confirmed against the applicable aircraft IPC. As an ECS control LRU it is sourced serviceable or overhauled with FAA 8130-3 / EASA Form 1 and a bench-test record, with traceability. Its function falls under ATA Chapter 21 (Air Conditioning).
- Part Number
- 547550
- Manufacturer
- Honeywell
- Aircraft Model
- Commercial Aircraft
- Category
- Environmental Control Systems
- Condition
- Serviceable
- Certification
- FAA 8130-3
- Price
- Contact us for pricing
- Availability
- Contact for Availability
Key Specifications for 547550
- ATA Chapter
- 21 — Air Conditioning
- Part Type
- Cabin/Zone Temperature Controller
- Manufacturer / CAGE
- Honeywell (AlliedSignal) / 72599
- NSN
- 1660-00-794-9166
- FLIS Item Name
- CONTROL, TEMPERATURE (FSC 1660)
- Typical Condition
- Serviceable / Overhauled (rotable)
Procurement Notes for 547550
Identity (Honeywell cabin temperature controller, NSN 1660-00-794-9166) is FLIS-confirmed; the exact aircraft must be verified against the aircraft IPC. Source serviceable/overhauled with FAA 8130-3 and a bench-test record.
Frequently Asked Questions about 547550
What aircraft does 547550 fit?
Can 547550 be supplied new, overhauled, or serviceable?
What traceability and certification ships with 547550?
How quickly can Honeywell 547550 be quoted for an AOG?
Can 547550 be exported internationally?
Related Environmental Control Systems Parts for Commercial Aircraft
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- Honeywell Air Cycle Machine Cooling Turbine - 15866-51 by Honeywell
Aviation Industry Guides
Reference resources for buyers sourcing environmental control systems components and verifying certification.
- How to Verify FAA 8130-3 Airworthiness Certification on Aircraft Parts — The FAA 8130-3 Airworthiness Approval Tag is the primary document certifying that an aircraft part meets FAA airworthiness standards and is approved for install...
- The Complete Guide to Aircraft Parts Sourcing in 2026 — Aircraft parts sourcing is the process of locating, evaluating, and procuring certified aviation components from OEMs, authorized distributors, MROs, and afterm...
- Understanding Aircraft Parts Condition Codes: A Complete Reference — Aircraft parts condition codes are standardized abbreviations defined by ATA Spec 2000 that describe the maintenance status and airworthiness of aviation compon...