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Product Specifications:
| Item | Union |
| Compatible Pipe Size | 3/4" |
| Compatible With Pump Type | In Line Circulating Pumps |
| Compatible With Series | 110 Series |
| Fits Brand | Taco |
| For Pipe Size | 3/4" |
| For Use With Grainger Part No. | 33HM88, 4JB21 |
| For Use With Mfr. Part No. | 003-BC4-PNP, 006-BC7-IFC |
| For Use With Potable Systems | Yes |
| Pump Type | In-Line Circulating Pump |
| Union Material | Bronze |
| Union To Pipe Connection Type | Sweat |
| Union To Pump Connection Size | 3/4" |
| Union To Pump Connection Type | FNPT |
Shipping Info:
| Ship weight (kg) | 0.34 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
| Country of Origin | TW |
Product Variants
| Product | Model | For Pipe Size | Union To Pipe Connection Type | Union To Pump Connection Size | Compatible Pipe Size | Pump Type | For Use With Potable Systems | Union Material | Union To Pump Connection Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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810120-224 | 3/4" | FNPT | 1 1/4" | 3/4" | In-Line Circulating Pump | Yes | Bronze | FNPT | €105.67 | |
![]() |
810120-222 | 3/4" | No Union Required | 1 1/4" | 3/4" | In-Line Circulating Pump | Yes | Bronze | FNPT | €92.10 | |
![]() |
810120-220 | 1/2" | No Union Required | 1 1/4" | - | In-Line Circulating Pump | Yes | Bronze | FNPT | €92.10 | |
![]() |
810120-223 | - | - | - | - | In-Line Circulating Pump | - | - | - | €160.88 | |
![]() |
110-556 | 1/2" | Sweat | 1/2" | 1/2" | In-Line Circulating Pump | Yes | Bronze | FNPT | €158.03 | |
![]() |
110-559 | 3/4" | Sweat | 3/4" | 3/4" | In-Line Circulating Pump | Yes | Bronze | FNPT | €158.11 |
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Contact us
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TACO 110-557 Union, For Potable, In-Line Circulating Pumps
€158.01 /unit



