# Hot Water Circulator Pump, 1/32, 115, NPT Connection

**Manufacturer:** Armstrong Pumps Inc  
**Brand:** Armstrong Pumps Inc.  
**MPN:** `ASTRO EXPRESS 2 SYSTEM`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Armstrong Pumps Inc. |
| Manufacturer name | Armstrong Pumps Inc. |
| Manufacturer | Armstrong Pumps Inc. |
| DimensionUnit | inch |
| GraingerSku | 32UN18 |
| Extra Product Name | Hot Water Circulator Pump, 1/32, 115, NPT Connection |
| Voltage | 115 |
| WeightUnit | lbs |
| countryOfOrigin | United States |
| extendedLead | 10 |
| extendedQty | -2 |
| height | 6.0 |
| height_Attrib | Height |
| length | 5.0 |
| length_Attrib | Length |
| moq | 1 |
| MPN | ASTRO EXPRESS 2 SYSTEM |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | G8509767 |
| tierMinQty1 | 1 |
| tierPrice1 | 249.65 |
| url | https://www.zoro.com/i/G8509767 |
| width | 7.0 |
| width_Attrib | Width |
| Item | Hot Water Circulator Pump |
| HP | 1/32 |
| Housing Material | Stainless steel |
| Phase | 1 |
| Inlet/Outlet Size | 1-1/4" |
| Pump Type | Wet Rotor, Maintenance Free |
| Connection Style | NPT |
| Max GPM @ Head | 9.5 gpm @ 0 ft. |
| Min GPM @ Head | 0 gpm @ 6 ft. |
| Series | ASTRO EXPRESS 2 |
| Drive Type | Direct |
| Features | 3 Speed, Maintenance Free, Compact, High Performance |
| RPM | 3600 |
| Includes | Circulator Pump, Astro Express LF Valve, Unions, and (2) Gaskets |
| Standards | ETL |
| Amps | 0.29 |
| Max Operating Pressure | 150 psi |
| Pump Mount | In Line |
| Max Temp | 230 Degrees F |
| Length | 5" |
| Best Efficiency GPM @ Head | 4 gpm @ 3 ft. |
| Thermal Protection | yes |
| Impeller Material | 30% Glass-Filled Noryl(R) |
| Manufacturers Warranty Length | 2 yr. |
| Compliance | cETL, Low Lead, NSF-372 |
| Face to Face Dimension | 6" |
| Mechanical Seal | Wet Rotor |
| Height | 6" |
| Width | 7" |
| Loop Configuration | Open |
| Shut-Off | 6 ft. |
| Flange/Union Included | Yes |
| Shaft Material | Ceramic |
| Number of Speeds | 3 |
| Country of Origin (subject to change) | United States |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G8509767 | 249.65 | 1 | None | 1 |

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