A.O. SMITH Natural Gas Water Heater Gas Valve Control - $40 (dublin / pleasanton / livermore)

A.O. SMITH Natural Gas Water Heater Gas Valve Control 1

A.O. SMITH Natural Gas Water Heater Gas Valve Control 1 thumbnail

condition: good

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This unit was taken from a working A.O. Smith 50 Gallon Natural Gas Water Heater.

Specs

Shank Length:
2-1/4"

Inlet Size:
1/2" NPT

Replaces:
37C73U-641

Outlet Size:
1/2" Inverted Flare

Temperature Range (F):
70°F to 160°F

Pilot Connection:
1/4" Compression Fitting

Pressure Reg Setting:
4" W.C. (Pilot & Main)

Mount:
3/4" NPT

4 1/2" Bulb Insertion Length

Type:
Natural Gas (NG)

Standards Met:
CSA

Application:
Accessory

The relevant part numbers are 37C73U-172, 182791-006, 37C73U-641

If your heater has a controller problem, this part may help you get it back to work at a much lower price if you buy a new one.

Thanks for looking. Let me know if you have any questions.

post id: 7903578720

posted: 2025-12-19 21:32

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A.O. SMITH Natural Gas Water Heater Gas Valve Control - household...

This unit was taken from a working A.O. Smith 50 Gallon Natural Gas Water Heater. Specs Shank Length: 2-1/4" Inlet Size: 1/2" NPT Replaces: 37C73U-641 Outlet Size: 1/2" Inverted Flare Temperature...