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Replacement Regulator for a MB Sturgis 8220a  

Updated 07/26/2026 | Published 07/20/2026

Question:

i am trying to replace the mbstugis model 8220a in my unit . It is horizonal with gas flow left to right so the vent needs to face down i am looking at the jr product 37207 30375 i noticed it has non flare female ends so i need to order the inlet non flare tank coupler. i only have 6,5 inches for the actual unit ant 9 in total from end to end with couplers. i am trying to find the length of the jr regulator that i am looking at. i think it is 5 inches i have the coupler for the hose exit and it sticks out about a inch. so with that what couple for tank do i use one looks longer than the other. i have the original flare fitting for the tank coupler and it is 1.5 in . you have a standard coupler that looks like the length is fine. this unit is 225000 btus and should be way more than enough and why they put a 400000 btu regulator i will never know. the generator is gas. please give me some feedback before i order as the sturgis unit is out of stock and not available thank you

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MB Sturgis 8220a
MB Sturgis 8220a
(click to enlarge)
MB Sturgis 8220a
MB Sturgis 8220a
(click to enlarge)

Expert Reply:

Hey Bill, thanks for the pictures and information! The JR Products Horizontal 2-Stage Propane Regulator item # 37207-30375 measures 6" long without the fitting and 8-1/4" long with the fitting. This regulator is also a flow left to right style with the vent on the bottom.

The JR Products Horizontal Low Pressure 2-Stage RV LP Gas Regulator item # 37207-30385 you were looking at measures 6" long. It's the item # 37207-30375 without the POL fitting.

The JR Products Horizontal 2-Stage Propane Regulator item # 37207-30375 will work great as a replacement for your MB Sturgis 8220a. It's got a pretty massive 225,000 BTU per hour so you won't have to cut back on anything.

If you need a 1/4" Male NPT fitting you can use the item # MBS77FR or you can reuse the one attached to your MB Sturgis 8220a. You will need to use Thread Sealant Tape for Gas Lines item # 37207-30025 when installing the fittings.

What kind of RV do you have and what are you using your generator to back up?

You can add this information, along with any other questions you have, where it says Add Comment.

expert reply by:
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Jerred H
37207-30375
37207-30375
(click to enlarge)
37207-30375
37207-30375
(click to enlarge)
William C. profile picture

William C.

7/26/2026

This item was perfect for the replacement of the 8220a sturgis regulator. It fit and the length was perfect I hooked it up and no leaked and the gas stove fired right up. With sturgis out of stock on all regulators this is the right replacement. Thanks for your help

Jerred H. profile picture
Etrailer Expert

Jerred H.

7/26/2026

@WilliamC That is great to hear Bill! You're so welcome! Glad that was such an easy swap out for you. If you have any questions down the road, don't hesitate to reach out!

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