Armstrong 174035MF-113, Model H-41, Cast Iron In-Line Pump With 1" NPT Flanges, Series H, 1/6 HP, 115 Volts, 1 Phase, 21 GPM Max, Maintenance Free Design
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FEATURES
Armstrong Series H Maintenance free Circulator Pump
This Armstrong In-Line circulator is suitable for hydronic heating and cooling, multi-stage zoning and general industrial service applications. It is built using a standard three-piece design that features a radially-split body, oversized shaft, centrifugal impeller, positive mechanical seal and modular construction. This circulator has been used by HVAC professionals for decades because it is cost-effective, durable and easy to maintain.
Features
- Maintenance free design which has permanently lubricated ball bearings and require no maintenance at all
- Radially-split body can be left in-line while servicing pump, eliminating disconnecting of pipes
- Oversized shaft made from stainless steel
- Balanced centrifugal impeller ensures maximum water delivery in the HVAC system
- Proven seal design made from strong and long-lasting materials for extended operating life
- Three piece modular construction and back pull-out design for easy replacement of wear components
| Brand | Armstrong |
| Mfg. Number | 174035MF-113 |
| Model | H-41 |
| Product Type | In line Circulator |
| Series | H |
| Application | HVAC/General purpose |
| Horsepower | 1/6 HP |
| Voltage | 115 Volts |
| Phase | 1 |
| Frequency | 60 Hz |
| Speed | 1800 RPM |
| Design | Three piece |
| Motor Type | ODP |
| Flanges | 1" NPT |
| Maximum Flow | 21 GPM |
| Maximum Head | 17 ft |
| Pump Body | Cast iron |
| Volute Material | Cast iron |
| Impeller Material | Non-ferrous |
| Thermal Overload Protection | Yes |
| Maximum Fluid Temperature | 107°F |
| Maximum Operating Conditions | 148 psi at 225°F |
The Armstrong H series of in-line circulator pumps is suitable for domestic hot water systems. This series is built using a standard three-piece design that features a radially-split body, oversized shaft, centrifugal impeller, positive mechanical seal and modular construction. The H series has been used by HVAC professionals for decades because it is cost-effective, durable and easy to maintain. Features
- Standard three-piece design with sleeve - oil lubricated bearing
- Radially-split body can be left in-line while servicing pump, eliminating disconnecting of pipes
- Oversized shaft made from special alloy steel
- Balanced centrifugal impeller ensures maximum water delivery in the HVAC system
- Proven seal design made from strong and long-lasting materials for extended operating life
- Three piece modular construction and back pull-out design for easy replacement of wear components
| ARMSTRONG H SERIES CIRCULATOR PUMPS |
Armstrong H Series Circulator Pumps
Model Comparison Chart
| Model | Flange Size (NPT) | HP | Voltage | Phase | GPM | Max. Head |
| H-32 | Flanges Sold Separately | 1/6 | 115 | 1 | 36 | 12' |
| H-32 | Flanges Sold Separately | 1/6 | 115 | 1 | 36 | 12' |
| H-41 | 1" | 1/6 | 115 | 1 | 21 | 17' |
| H-51 | 1" | 1/4 | 208-230/460 | 3 | 42 | 24' |
| H-52 | 1-1/4" | 1/3 | 208-230/460 | 3 | 52 | 26' |
| H-51 | 1" | 1/4 | 115 | 1 | 42 | 24' |
| H-52 | 1-1/4" | 1/3 | 115 | 1 | 52 | 26' |
| H-32 | Flanges Sold Separately | 1/6 | 115 | 1 | 36 | 12' |
| H-53 | 1-1/2" | 1/2 | 208-230/460 | 3 | 80 | 28' |
| H-41 | 1" | 1/6 | 115 | 1 | 21 | 17' |
| H-53 | 1-1/2" | 1/2 | 115 | 1 | 80 | 28' |
| H-54 | 2" | 3/4 | 208-230/460 | 3 | 95 | 28' |
| H-54 | 2" | 3/4 | 208-230/460 | 1 | 95 | 28' |
| H-41 | 1" | 1/6 | 115 | 1 | 21 | 17' |
| H-63 | 1-1/2" | 1/2 | 208-230/460 | 3 | 34 | 33' |
| H-63 | 1-1/2" | 1/2 | 115 | 1 | 34 | 33' |
| H-64 | 1-1/2" | 3/4 | 208-230/460 | 3 | 55 | 45' |
| H-64 | 1-1/2" | 3/4 | 115 | 1 | 55 | 45' |
| H-66 | 2" | 3/4 | 208-230/460 | 3 | 102 | 30' |
| H-65 | 1-1/2" | 1 | 208-230/460 | 3 | 55 | 57' |
| H-52 | 1-1/4" | 1/3 | 208-230/460 | 3 | 52 | 26' |
| H-53 | 1-1/2" | 1/2 | 208-230/460 | 3 | 80 | 28' |
| H-51 | 1" | 1/4 | 115 | 1 | 42 | 24' |
| H-51 | 1" | 1/4 | 208-230/460 | 3 | 42 | 24' |
| H-67 | 2" | 1 | 208-230/460 | 3 | 132 | 36' |
| H-65 | 1-1/2" | 1 | 115 | 1 | 55 | 57' |
| H-52 | 1-1/4" | 1/3 | 115 | 1 | 52 | 26' |
| H-66 | 2" | 3/4 | 115 | 1 | 102 | 30' |
| H-68 | 2" | 1-1/2 | 208-230/460 | 3 | 142 | 46' |
| H-67 | 2" | 1 | 115 | 1 | 132 | 36' |
| H-53 | 1-1/2" | 1/2 | 115 | 1 | 80 | 28' |
| H-54 | 2" | 3/4 | 208-230/460 | 3 | 95 | 28' |
| H-54 | 2" | 3/4 | 115 | 1 | 95 | 28' |
| H-63 | 1-1/2" | 1/2 | 208-230/460 | 3 | 34 | 33' |
| H-63 | 1-1/2" | 1/2 | 115 | 1 | 34 | 33' |
| H-64 | 1-1/2" | 3/4 | 208-230/460 | 3 | 55 | 45' |
| H-64 | 1-1/2" | 3/4 | 115 | 1 | 55 | 45' |
| H-65 | 1-1/2" | 1 | 208-230/460 | 3 | 55 | 57' |
| H-66 | 2" | 3/4 | 115 | 1 | 102 | 30' |
| H-65 | 1-1/2" | 1 | 115 | 1 | 55 | 57' |
| H-66 | 2" | 3/4 | 208-230/460 | 3 | 102 | 30' |
| H-67 | 2" | 1 | 208-230/460 | 3 | 132 | 36' |
| H-68 | 2" | 1-1/2 | 208-230/460 | 3 | 142 | 46' |
| H-67 | 2" | 1 | 115 | 1 | 132 | 36' |
| PERFORMANCE CURVES |
| DIMENSIONS |
| DESIGN INFORMATION |
| MATERIALS OF CONSTRUCTION |
| REPAIR PARTS |
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| BROCHURE |
| Armstrong H Series Circulator Pump Brochure |
| INSTALLATION MANUAL |
 Call Our Sales Counter For Assistance, Price Quotes, Availability & To Place An OrderInspector Pumphead & Our Customer Service Representatives Are AvailableMon-Fri 7:30 am to 5:00 pm EST Call Toll Free: 800-429-0800 *Note: Picture is illustrative and may not reflect the actual product.* |
