USSC (Wood/Coal) Furnace Thermostat Assembly: 685985V

USSC (Wood/Coal) Furnace Thermostat Assembly: 685985V. The thermostat allows for precise control of heat output, enhancing energy efficiency and user comfort. If the thermostat control is not adjusting the airflow to the fire, it may need to be replaced! 

Note: This part now has a smaller flap. You may need to make new holes if you have an older model, or you can use your existing flap.

Assembly includes:

• Thermostat Step Plate: 23429
• Thermostat Mounting Spring: 89041
  
• Thermostat Mounting Bracket: 23427
  
• Thermostat Friction Plate: 23431
  
• Thermostat Chain Link: 86318
  
• Bi-Metal Thermostat: 81903
  
• Cotter Pin: 83816
  
• 2 x Sheet Metal Screw (10 Hex 1/2" L): 83172
  
• Knob: 89175
  

UPC: 012685685984

Replacement For Part Number:

• 68598SV

Check these against the part you are replacing before ordering. If a dimension does not match, contact us and we will confirm the fit.

This product is a kit containing 9 total items.

Component Technical Specs

Open a part to see its specifications.

1 xUS Stove Hotblast Thermostat Friction Plate

SKU 23431 (opens in new tab)

Quantity In Kit	1
Length (in)	1 ¾"
Width (in)	1 ¾"
Height (in)	¾"
Weight	.5 oz

1 xUS Stove Hotblast Thermostat Step Plate

SKU 23429 (opens in new tab)

Quantity In Kit	1
Length (in)	2 ¼"
Width (in)	2 ⅛"
Height (in)	¾"
Weight	1.25 oz

1 xUS Stove Hotblast Thermostat Mounting Bracket

SKU 23427 (opens in new tab)

Quantity In Kit	1
Length (in)	2 ¾"
Width (in)	2 ¼"
Height (in)	⅜"
Weight	1.25 oz

1 xUS Stove Hotblast Thermostat Chain Link

SKU 86318 (opens in new tab)

Quantity In Kit	1
Length (in)	20 ¼"
Width (in)	¼"
Height (in)	¼"
Weight	.5 oz

1 xUS Stove Hotblast Thermostat Mounting Spring

SKU 89041 (opens in new tab)

Quantity In Kit	1
Length (in)	¾"
Width (in)	¼"
Height (in)	¼"
Weight	.25 oz

1 xUS Stove Furnace/Circulator Bi-Metal Thermostat

SKU 81903 (opens in new tab)

Quantity In Kit	1
Length (in)	3 ⅞"
Width (in)	2 ½"
Height (in)	1 ⅞"
Temp range	60°F to 260°
Weight	1.5 oz

2 xUS Stove Wood (Stove/Furnace) Sheet Metal Screw (#10 X 1/2)

SKU 83172 (opens in new tab)

Quantity In Kit	2
Length (in)	½"
Width (in)	¼"
Height (in)	¼"
Hex Size	10
Weight	0.25 oz

1 xUS Stove Bi-Metallic Thermostat Control Knob

SKU 89175 (opens in new tab)

Quantity In Kit	1
Length (in)	1 ¼"
Width (in)	1 ¼"
Height (in)	¾"
Outer Diameter (in)	1 ¼"
Thickness (in)	¾"
Construction	Bi-Metallic
Weight	1.00 oz

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