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Parts List: A.O. Smith FPSH-50, Series 250/251

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  • Part numbers that are no longer active in the AO Smith database are not included on the chart. In addition, some part numbers have changed to a new part number. Please see AO Smith New Part Cross Reference / Discontinued Part Guidelines for further assistance.
  • You can download and print the original PDF of the A.O. Smith parts list at the bottom of the page.

 

Item Description
FPSH-50
Series 250/251
1 Anode - Aluminum (.750 in. dia.) Standard Models 43817-25 (new # 9003944005)
1 Anode - Magnesium (.840 in. dia.) Optional 183463-29 (new # 9003721005)
  Baffle:  
3 Hanger, Flue Baffle 181360 (new # 9004362115)
4 Restrictor, Flue Baffle 183142 (new # 9004776115)
5 Blower Assembly: 183381 (new # 9004456105)
7 Gasket 181765 (new # 9004377115)
9+ Switch, Thermostat 183380-1 (new # 9004661115)
11 Pressure Switch 21216 (discontinued) Can be replaced by ordering blower assembly 9004456105
12 Burner Assembly, Natural Gas - Series 250 183416-1 (new # 9006987005)
13 Burner, Main - Natural Gas 183325 (new # 9003631005)
13 Burner, Main - Propane 183325 (new # 9003631005)
14 Ignitor, Hot Surface - Natural Gas 183267 (new # 9005256015)
14 Ignitor, Hot Surface - Propane 183267 (new # 9005256015)
15 Orifice, Main - Natural Gas 181508-30 (new # 9001701015)
15 Orifice, Main - Propane 181791-51 (new # 9002133015)
16 Tube, Main Burner - Natural Gas 183412-1 (new # 183412-001)
17 Collar, Pipe 20172-21 (new # 9004610115)
19 Outer Door 180522-700 (new # 9004557105)
21 Plate, Wall 2 in. 182787 (new # 9004435115)
22 Plate, Wall 3 in. 181557 (new # 9004364105)
23 Terminal, Vent 2 in. 183006 (new # 183006-000)
24 Terminal, Vent 3 in. 192815 (new # 9001957005)
26 Harness with Clips: 183090 (new # 9004450115)
27 Clip, Wiring Harness 183365 (new # 183365-000)
28 Harness, Wiring 183089 (new # 9004450115)
30 Insulation, T & P Valve 2.13 in. 183256 (new # 9003716005)
32 Insulation, Pipe 24 in. 181639-1 (new # 9002445005)
37 Valve, Drain - Nylon (Optional) 42037 (new # 9002402015)
42 Valve, T & P 23740-1 (new # 9000071005)
NOTES:
- The manufacturer may change part numbers and availability at any time.
+ Not Illustrated



 

Download original AO Smith Parts List
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