Directory: Catalog > Water Heaters > A.O. Smith > Parts

Parts List, A.O. Smith Models:

- BTP/COF/COBT 150-140 through 150-720
- BTP/COF/COBT 200-300 through 200-1500
- BTP/COF/COBT 300-300 through 300-1500
- BTP/COF/COBT 400-600 through 500-2500
- BTP/COF/COBT 600-700 through 600-2500

• 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.
• Click on the underlined link to go directly to the part's page for pricing and ordering.
• For parts that are not underlined and do not have a link, please Contact Us for price and availability.
• 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.
• You can download and print the original PDF of the A.O. Smith parts list at the bottom of the page.

Item	Description	Qty.	Part #
1	Anode Plug:
	BTP/COF/COBT 150-140 thru 150-720	2	06900229
	BTP/COF/COBT 200-700 thru 200-800	3	06900229
	BTP/COF/COBT 300-300 thru 300-800	3	06900229
	BTP/COF/COBT 300-300 thru 300-800	4	06900229
	BTP/COF/COBT 200-1000 thru 200-1500	4	06900229
	BTP/COF/COBT 300-1000 thru 300-1500	4	06900229
	BTP/COF/COBT 400-600 thru 400-1250	4	06900229
	BTP/COF/COBT 400-1500 thru 400-2000	5	06900229
	BTP/COF/COBT 600-720 thru 600-2500	6	06900229
2	Barometric Draft Regulator:
	BTP/COF/COBT 150-140	1	06005005
	BTP/COF/COBT 150-199	1	06005005
	BTP/COF/COBT 150-270	1	06005005
	BTP/COF/COBT 200-300	1	06005006
	BTP/COF/COBT 300-300	1	06005006
	BTP/COF/COBT 150-400	1	06005007
	BTP/COF/COBT 150-540	1	06005008
	BTP/COF/COBT 200-600	1	06005008
	BTP/COF/COBT 300-600	1	06005008
	BTP/COF/COBT 400-600	1	06005008
	BTP/COF/COBT 150-720	1	06005010
	BTP/COF/COBT 200-800	1	06005010
	BTP/COF/COBT 200-1000	1	06005010
	BTP/COF/COBT 300-800	1	06005010
	BTP/COF/COBT 300-1000	1	06005010
	BTP/COF/COBT 400-800	1	06005010
	BTP/COF/COBT 400-1000	1	06005010
	BTP/COF/COBT 600-720	1	06005010
	BTP/COF/COBT 600-1000	1	06005010
	BTP/COF/COBT 200-1250	1	06005012
	BTP/COF/COBT 200-1500	1	06005012
	BTP/COF/COBT 300-1250	1	06005012
	BTP/COF/COBT 300-1500	1	06005012
	BTP/COF/COBT 400-1250	1	06005012
	BTP/COF/COBT 400-1500	1	06005012
	BTP/COF/COBT 600-1250	1	06005012
	BTP/COF/COBT 600-1500	1	06005012
	BTP/COF/COBT 600-1250	1	06005012
	BTP/COF/COBT 600-1500	1	06005012
	BTP/COF/COBT 400-1750	1	06005014
	BTP/COF/COBT 400-200	1	06005014
	BTP/COF/COBT 600-1750	1	06005014
	BTP/COF/COBT 600-2000	1	06005014
	BTP/COF/COBT 500-2250	1	06005016
	BTP/COF/COBT 500-2500	1	06005016
	BTP/COF/COBT 600-2250	1	06005016
	BTP/COF/COBT 600-2500	1	06005016
3	Gasket, Burner:
	HSG 200/400	1	10001119
	J15A-10	1	10001119
	J30A-12	1	10001119
	CR2-G-15	1	10001117
	CR2-G-20A	1	1001117
4	Gauge, Pressure and Temperature	1	06401008
5	Ground, Lug	1	4800-2 (new # 04800002)
6	Probe, Low Water Cut-Off	1	5106 (new # 9004819105 - Includes 04600011)
7	Relay, Low Water Cut-Off	1	4600-11 (new # 9004819105)
8	Switch, High Limit-Manual Reset 220° F - BTP/COF/COBT 600-720 / 600-2500	1	03500110
	All other models	1	10002512
	Well (see above)	1	03500000
9	Switch, Pilot (On/Off) 120V	1	10002508
10	Temperature & Pressure Valve (125 lbs.):
	140,000 BTU thru 255,000 BTU	1	5235 (new # 01205125)
	255,000 BTU thru 1,000,000 BTU	1	1206-125 (new part # 9007114005)
	1,200,000 BTU thru 2,000,000 BTU	1	01207125
	2,200,000 BTU thru 2,500,000 BTU	1	01208125
11	Terminal Strip	1	02600022
12	Thermostat Range 94 to 194° F		310008-A (new # 9004769105)
13	Pilot Light	1	04700012
NOTES: - The manufacturer may change part numbers and availability at any time.

Download original AO Smith Parts List
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