Armstrong Model S-25 BF Maintenance Free Circulating Pump



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Armstrong model S-25-BF 1/12th HP maintenance free circulating pump P/N 174031MF-013

Maintenance free replacement for model S-25BF P/N 174031-013. Bearing assembly used with this circulator is 810119-001

Flange to flange dimensions 6-1/2". Flange sizes used with this pump are 3/4", 1", 1-1/4", 1-1/2" NPT

1/12 HP      115 VAC        2.5 FLA

Designed with sealed bearings in motor and bearing assembly. Never needs lubrication

This cast iron pump is recommended for General purpose, heating and cooling, circulating water or ethylene glycol solutions, or solar heating

Interchangeable with: Bell & Gossett Series 75, 100, 125, 150, SLC25, LR20, Amtrol Model R, Thrush Model R, Grundfos Model UP15-42F, UPS15-42F, Taco Model 005, 007, 110, Weil McLain 511-405-113, Teel 1P899

Shipping rate for continental United States.  Contact us for rates to other locations



  • Model: 174031MF-013
  • Manufactured by: Armstrong Pump
  • UPC:

Manufacturer Info

About Us

Welcome to Shortys HVAC Supplies. We are located on the South West side of Indianapolis, IN. Our purpose is to provide Original Equipment Manufacturer parts for the repair and maintenance upkeep of furnaces, air conditioners, ventilation systems and pumps to the general public as well as contractors and commercial building maintenance staff.

We sell brand new OEM parts for most manufacturers such as Carrier, Bryant, Payne, Lennox, Armstrong Aire, Ducane, Trane, American Standard, Heil, Tempstar, Nordyne, Goodman, Rheem, Ruud, York, Coleman, Modine, Reznor, Armstrong Pumps, Bell and Gossett pumps, Weil McLain, Lochinvar, McDonnell Miller, Hoffman Specialties, Manitowoc, Scottsman and we strive to make sure you get the correct part for your application.

Give us a call with the information from your equipment nameplate and we will do our best to help. We can be reached at our local phone number 317-821-8770, Toll Free 877-821-8770 or by fax at 317-821-8772. Our physical address is 7720 S Mooresville Rd in West Newton , IN 46183. Business hours are 8-5 EST M-F. Prior to making repairs please consult your manufacturers instructions and follow all safety precautions. Improper repairs can lead to equipment damage or personal injury or death. If you are unsure of your ability please call a professional company.




Company Name

Shortys HVAC Supplies LLC


7720 S Mooresville RD
West Newton, IN
USA 46183

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Shortys HVAC Supplies LLC 2019