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

  1. Use the chart to find the part you need to order. A diagram of the unit is below the chart to assist you in locating your part.
  2. Click on the underlined link to go directly to the part's page for pricing and ordering.
  3. *For parts that are not underlined and do not have a link, please Contact Us for price and availability.
  4. The manufacturer has changed some part numbers to a new part number, and we have referenced the new part number in the chart (if applicable). Please note that the manufacturer may change part numbers and availability at any time.
  5. 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 - Aluminum (.840 in. dia.) Optional 180618-29*
1 Anode - Magnesium (.840 in. dia.) Optional 183463-29 (new # 9003721005)
  Baffle:  
2 Baffle, Flue 181382 (new # 9006926005)
3 Hanger, Flue Baffle 181360 (new # 9004362115)
4 Restrictor, Flue Baffle 183142 (new # 9004776115)
5 Blower Assembly: 183381 (new # 9004456105)
6 Adapter 182918*
7 Gasket 181765 (new # 9004377115)
8 Gasket, Tee 182278*
9+ Switch, Thermostat 183380-1 (new # 9004661115)
10 Tee Assembly 182240-2*
11 Pressure Switch 21216 (discontinued) Can be replaced by ordering blower assembly 9004456105
12 Burner Assembly, Natural Gas - Series 250 183416-1 (new # 9006987005)
12 Burner Assembly, Propane - Series 251 183416-3 (new # 9007014005)
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)
16 Tube, Main Burner - Propane 183413-1 (new # 183413-001)
17 Collar, Pipe 20172-21 (new # 9004610115)
  Door:  
18 Inner 180596-1 (no longer available)
19 Outer 180522-700 (new # 9004557105)
20 Dirt Assembly, Propane 181206-1*
  Envelope with Parts: 183421*
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)
25 Rubber Coupling with Clamps 182933*
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)
31 Insulation, T & P Valve 3.38 in. 183256-1*
32 Insulation, Pipe 24 in. 181639-1 (new # 9002445005)
35 Tube, Inlet Polyproplene with Spacer (Standard) 183093-45*
35 Tube, Inlet Polysulfone with Spacer (Optional) 183094-45*
36 Spacer, Inlet Tube (Supplied with Item 34) 42589-1 (new # 042589-001)
37 Valve, Drain - Nylon (Optional) 42037 (new # 9002402015)
38 Valve, Drain - Brass (Standard) 26273-7 (new # 9001870015)
39 Valve, Main Gas Shutoff 181737*
40 Valve, Smart with ECO - Natural Gas 183082 (obsolete, now longer available)
41 Valve, Smart with ECO - Propane 183082-1 (obsolete, not longer available)
42 Valve, T & P 23740-1 (new # 9000071005)
NOTES:
- The manufacturer may change part numbers and availability at any time.
+ Not Illustrated



 

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