'/%3E%3C/svg%3E)
Hover image to zoom
S-57-3 3-Phase All Bronze In-Line Pump, 3/4 HP (Lead Free)
 --%3E %3Csvg version='1.1' id='No-RB' xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' x='0px' y='0px' viewBox='0 0 100 100' enable-background='new 0 0 100 100' xml:space='preserve'%3E %3Cpath fill='%23CECECE' d='M79.44,0.95H20.56C9.78,0.95,0.95,9.78,0.95,20.56v58.87c0,10.79,8.82,19.61,19.61,19.61h58.87 c10.79,0,19.61-8.83,19.61-19.61V20.56C99.05,9.78,90.22,0.95,79.44,0.95z M65.38,58.24l9.38,29.58L49.69,69.78L24.5,87.82 l9.34-29.6L8.8,39.6l30.73-0.17c0,0,6.98-19.61,10-28.93c0.54,1.36,9.88,29.1,9.88,29.1H91.2L65.38,58.24z'/%3E %3C/svg%3E){kind=small}
Hover image to zoom
$4,161.61 each
Backorder
Get it Wed, Aug 5 - Fri, Sep 4
MANUALS (4)
This item replaces: 106285LF-137, 106285MF-137
'/%3E%3C/svg%3E){kind=small}
Lift Gate
–
This product weighs 85 lbs. and may require the use of a lift gate. If you do require a lift gate at your delivery, you'll have the option to add this FREE of charge when you checkout.
Free Shipping This item ships free
Easy Returns No restocking fee for 90 days
Product Highlights
–
575v, 230V, 460v, 208V
3/4 HP
139 MAX GPM
Bronze
Yes
1800 RPM
Description
–
Please Note:
- Image shown is Cast Iron Model
This Armstrong In-Line circulator is suitable for domestic hot water systems. 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 requires 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
- Certified
Specs
–
| Max Flow (GPM): | 139 |
|---|---|
| Max Head (Ft): | 29 |
| Voltage: | 575v 230V 460v 208V |
| Hertz: | 60 |
| Material: | Bronze |
| Fluid Temperature Range: | 225°F |
| Horse Power: | 3/4 |
| Type: | Pump |
| Phase: | 3 |
| Lead Free: | Yes |
| Flange Size: | 3" |
| RPM: | 1800 |
Questions?
Speak with a real person who will go out of the way to help!
Call or text 888-757-4774
Monday – Thursday
8am–7:45pm
Friday
9am–7:45pm
Saturday – Sunday
9am–5:45pm
17 Replacement Parts
O Ring - Module
SKU: 961131-036
Armstrong PumpsImpeller Assembly Steel S57, H54 5.25"
SKU: 816304-017
Armstrong PumpsMaintenance Free Sba Bearing Module
SKU: 816999MF-041
Armstrong PumpsOil Seal, 116975-000
SKU: 116975-000
Armstrong PumpsBody Ci S55/s57
SKU: 804133-011
Armstrong PumpsImpeller Nut, 106076-000
SKU: 106076-000
Armstrong PumpsFlange Bolts - 1/2-13x2 1/2
SKU: 911125-120
Armstrong PumpsFlange Nuts - 1/2-13
SKU: 913125-100
Armstrong PumpsPump Body Capscrews - 7/16-14x1
SKU: 911123-108
Armstrong PumpsImpeller Key (Woodruff #2)
SKU: 974507-100
Armstrong PumpsOil Wick (bridge)
SKU: 116949-000
Armstrong PumpsFaceplate #5 Stainless Steel
SKU: 174003-071
Armstrong PumpsMotor Capscrews - 3/8-16x3/4
SKU: 911121-106
Armstrong PumpsOil Wick (round)
SKU: 116948-000
Armstrong Pumps
Need help finding a replacement part?
Fill out the part request form and someone will get back to you shortly.
PART REQUEST FORM
Free Shipping
On orders over $99
We offer flexible shipping and scheduling options, up-to-date delivery estimates, and free ground shipping on any order over $99 to make sure your order gets to you on-time, for less.
Shipping PolicyEasy Returns
Returning items is as simple as 1-2-3
Ordered the wrong product? Item damaged in transit? Our 3-step process makes returning products easy – even up to a year after purchase – with no restocking fees on returns made within 90 days.
Return Policy
×