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Tronair 20-4502-6000 – 1-Bottle Aircraft Oxygen Regulator, 0 to 2,500 PSI

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The Tronair 20-4502-6000 is a 1-bottle aircraft oxygen regulator designed to deliver pressure-regulated oxygen from a single supply source. The oxygen regulator is a non-venting regulator.

Maximum Pressure

Specifications

Physical Characteristics

General Information
Part #20-4502-6000
ManufacturerTronair
NSN1730017188289
Manual 1View Tronair 20-4502-6000 Parts Manual
Shipping Information
Product Weight12 lbs.
Product Dimensions18 x 12 x 14 in.
Freight NMFC127230
Schedule B8410900000
ECCNEAR99
Spare Parts
PC-1150Oxygen Replacement Gauge
TF-1043-14*180.0Hose Assembly
Z-5561Oxygen Regulator Assembly

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AIRCRAFT COMPATIBILITY

Compatible Aircraft*
Adam A500 , A700
Airbus A220-100 (CS100) , A220-300 (CS300) , A300 , A310 , A318 , A319 , A320 , A321 , A330-200 , A330-300 , A340-200 , A340-300 , A340-500 , A340-600 , A350 , A380
Airbus Military (CASA) 212-100 , 212-200 , C-295 , CN-235/HC-144A
ATR 42 , 72
BAe ATP , Jetstream 31 , Jetstream 41
Boeing 707 , 717 , 727-100 , 727-200 , 737-100 , 737-200 , 737-300 , 737-400 , 737-500 , 737-600 , 737-700 , 737-800 , 737-900 , 737-BBJ , 737-BBJ2 , 757 , 767 , 777 , 787 , DC-8 Series 60 , DC-9 Series 10 , DC-9 Series 20 , DC-9 Series 30 , DC-9 Series 33 , KC-46 , MD-80 , P-8 Poseidon
Bombardier C-21 , Challenger 300 , Challenger 350 , Challenger 600 , Challenger 601 , Challenger 604 , Challenger 605 (CL605) , Challenger 650 , Challenger 850 , Challenger 870 , Challenger 890 , CRJ100 , CRJ1000 , CRJ200 , CRJ700 , CRJ705 , CRJ900 , CS100 , CS300 , Dash 7 , Dash 8-100 , Dash 8-200 , Dash 8-300 , Dash 8-400 , Global 5000 , Global 5500 , Global 6000 , Global 6500 , Global 7000 , Global 7500 , Global 8000 , Global Express , Global Express XRS , Learjet 23 , Learjet 24 , Learjet 25 , Learjet 31 , Learjet 31A , Learjet 35 , Learjet 45 , Learjet 55 , Learjet 60 , Learjet 70 , Learjet 75
Cessna Bravo , Citation 560 XL , Citation 650 , Citation CJ1 , Citation CJ2 , Citation CJ3 , Citation I 500 , Citation I/SP 501 , Citation II 550 , Citation III , Citation M2 , Citation SII , Citation Sovereign 680 , Citation V , Citation VI , Citation VII , Citation X 750 , Latitude 680A , Mustang 510
Comac ARJ21
Dassault Falcon 10-100 , Falcon 20-200 , Falcon 2000 , Falcon 2000EX , Falcon 50 , Falcon 50EX , Falcon 7X , Falcon 8X , Falcon 900 , Falcon 900EX
Diamond Aircraft DA20-A1 , DA20-C1 , DA40 Diamond Star
Eclipse 500
Embraer E175-E2 , E190-E2 , E195-E2 , EMB-110 , EMB-120 , ERJ-135 , ERJ-140 , ERJ-145 , ERJ-170 , ERJ-175 , ERJ-190 , ERJ-195 , KC-390 , Legacy 450 , Legacy 500 , Legacy 600 , Legacy 650 , Lineage 1000 , Phenom 100 , Phenom 300 , Praetor 600
Fairchild/Dornier Dornier DO328 , Dornier DO328 Jet , Metro Merlin III , Metro Merlin IV
Fokker 100 , 50
General Dynamics Convair 580 , Convair 600 , Convair 640
Grob G120A , G120TP
Gulfstream G100 (Astra SPX) , G150 , G200 (Galaxy) , G350 , G450 , G500 , G550 , G600 , G650 , G650ER , G700 , II , III , IV , IVSP , V , VSP
Hawker Beechcraft Beech 1900 , Beech 99 , C-12 , Hawker 1000 , Hawker 4000 (Horizon) , HS-125 400 Series , HS-125 800 / 850 / 900 Series , King Air , Premier , T-1 Jayhawk , T-400 , T-6A Texan II
HondaJet HA-420 HondaJet
IAI Astra , Westwind 1 , Westwind 2
Lockheed Jetstar C-140
McDonnell Douglas DC-10 , DC-8 Series 60 , DC-9 Series 10 , DC-9 Series 20 , DC-9 Series 30 , DC-9 Series 33 , MD-11 , MD-80
Piaggio P-180 Avanti
Pilatus PC-12 , PC-24 , PC-9
Saab 2000
Sabreliner 40 Series , 60 Series , 70 Series
Shorts 330 , 360
Sino Swearingen SJ30-2
Sukhoi SJ100
*This list is for general reference only and may not be entirely accurate for all aircraft. Please confirm all equipment meets the requirements of your aircraft with the owners/maintenance manuals prior to purchasing or using with your aircraft.

PRODUCT REVIEWS

5/5
by Juri Berchtold, a Corporate Flight Department in Fort Lauderdale , Florida USA
06/05/2026 08:27:06 AM
Easy to set up and works great. This tool is easy to read. Never leaks. Overall we are very satisfied with the quality of tools. These are the same tools we used to use in the Bombardier Service Center.
5/5
by Dale, a Corporate Flight Department in 50511
07/24/2025 08:48:20 AM
PJi is in a class all-their-own when it comes to customer satisfaction. Their website is so easy to navigate and when you can't find something or have questions, the sales team is very responsive and helpful. I couldn't recommend them enough!
5/5
by Anonymous
05/13/2024 01:09:19 PM
Regulator works fine.
5/5
by Anonymous
12/12/2023 09:44:07 AM
Exactly as advertised. Needed fast and it shipped immediately for overnight delivery. Use it on our King Air 300
5/5
by Fredy Ledesma, a Maintenance Facility in Fl
04/01/2021 10:19:44 AM
The support from Carolina GSE has been fantastic. They are very responsive and we have yet to encounter a request that can't be done!. This pressure regulator was shipped same day to our station in LCK.
Thanks again.
5/5
by Marcos Silva in FLORIDA
05/22/2020 08:16:33 AM
FAST QUOTE, GREAT CUSTOMER SERVICE. I ORDER MY PART AND SHIPPED THE SAME DAY FROM TRONAIR, ARRIVED ON TIME. THANK YOU SO MUCH FOR THE GREAT CUSTOMER SERVICE. A+++ VENDOR
5/5
by Philip Behling in California
11/21/2017 01:00:48 PM
The Carolina GSE Team Knows there customers and products. I'll be ordering more from them in the near future.
The equipment was received in good condition.
5/5
by Derick in Nogales Az US
08/08/2017 11:51:01 AM
Great service! item got here earlier than expected! It was our first time buying from CGSE and we are very happy with the result, we will definitely continue working with them in the future, thanks!
5/5
by Chuck, a Corporate Flight Department in Bowling Green, KY
06/16/2017 10:40:00 AM
The tool was received in very good condition with much effort in secure packaging. All fittings were sealed to prevent leaking. Smooth operation with solid needle movement. Quality Tool.

QUESTIONS & ANSWERS

Question:
Does this regulator include all the components needed to service an aircraft oxygen system?
Answer:

The Tronair 20-4502-6000 single-bottle oxygen regulator includes a 15' hose with a crimped female JIC swivel fitting, designed for direct connection to compatible aircraft oxygen ports. The hose features 7/16-20 thread (-04 JIC) sizing. If your aircraft requires a different fitting standard, an adapter may be necessary to ensure a proper and secure connection. Always verify your aircraft’s oxygen system specifications before use.

 

Asked July 25, 2023
Question:
What are the pressure limits for the inlet and outlet?
Answer:

The regulator is built to handle high-pressure aviation oxygen servicing with a maximum inlet pressure of 3,000 PSI (207 bar) and a maximum outlet pressure of 2,500 PSI (172 bar). These ratings provide a wide service range for general and business aviation applications. Always ensure pressure readings remain within these limits during operation to maintain safety and prolong equipment life.

Asked June 12, 2025
Question:
What is the primary function of the Tronair aircraft oxygen regulator?
Answer:

The Tronair 20-4502-6000 is a non-venting oxygen regulator designed to control the delivery of pressurized oxygen from a single high-pressure bottle to an aircraft’s onboard oxygen system. It ensures safe and accurate regulation of oxygen flow during servicing tasks. This unit is engineered specifically for aviation use, where oxygen purity and pressure consistency are essential for pilot and passenger safety.

Asked June 12, 2025
Question:
Can this regulator be used with gases other than oxygen?
Answer:

No. The Tronair 20-4502-6000 regulator is approved for use with oxygen only. Using other gases such as nitrogen, helium, or compressed air may result in dangerous operating conditions, equipment damage, or personal injury. It can also void any existing warranties or maintenance certifications associated with the unit.

Asked June 12, 2025
Question:
How often should the regulator be inspected and calibrated?
Answer:

To maintain reliability and compliance, the pressure gauges should be calibrated annually to ANSI Grade B accuracy standards. The inlet hose should be inspected weekly, and the output hose should be checked before each use for cracks, kinks, or signs of wear. Consistent inspection helps prevent leaks and ensures oxygen delivery is accurate and safe.

Asked July 23, 2025
Question:
What are the best practices for storing the oxygen regulator when not in use?
Answer:

Store the unit in a clean, dry, dust-free environment away from potential contaminants. All openings should be capped securely, and the unit should be covered with a lint-free cloth to preserve oxygen-clean handling standards. Avoid areas with extreme temperatures or moisture, which can degrade hose integrity and gauge performance over time.

Asked July 23, 2025
Question:
Is the regulator easy to transport on the ramp or in the hangar?
Answer:

Yes, the single-bottle design and included hose make the unit lightweight and portable. It’s compact enough for quick deployment and maneuverability around the aircraft. This portability makes it a practical option for line maintenance and field servicing.

Asked July 23, 2025
Question:
What kind of oxygen source should be used with this unit?
Answer:

The regulator is designed to connect to a single oxygen cylinder. Ensure that the cylinder contains aviation-grade breathing oxygen and is clean, dry, and free of contaminants. Using approved oxygen sources ensures compatibility and safety during aircraft servicing.

Asked July 23, 2025
Question:
Why is accurate pressure regulation important for aircraft oxygen systems?
Answer:

Aircraft oxygen systems must deliver precise pressure levels to ensure safe breathing conditions for pilots and passengers, particularly at high altitudes. Over-pressurizing the system can damage onboard oxygen lines or components, while under-pressurizing may result in inadequate supply. The Tronair 20-4502-6000 ensures consistent, regulated oxygen delivery for optimal system performance.

Asked July 23, 2025
Question:
Is this oxygen regulator CE marked?
Answer:

Yes! The Tronair 20-4502-6000 – 1-Bottle Aircraft Oxygen Regulator is CE marked, confirming that it meets the European Union’s strict health, safety, and environmental protection standards. This certification ensures the regulator complies with international quality and safety requirements, allowing it to be used confidently in both U.S. and global aviation maintenance environments. CE marking also signifies that the equipment has undergone rigorous testing for performance and reliability, providing operators with assurance that their oxygen servicing procedures meet the highest regulatory and safety standards.

Asked October 10, 2025