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TACO Union: 1/2 in, 110-558, Compatible with Part No. 006-BC8Y/003-BC4-PNP/006-ST4-1/4YVF8 - Unions
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TACO Union: 1/2 in, 110-558, Compatible with Part No. 006-BC8Y/003-BC4-PNP/006-ST4-1/4YVF8

The TACO Union: 1/2 in is a bronze union with a 1/2-inch connection, including an EPDM gasket. It is compatible with manufacturer model number 006-BC8Y and has manufacturer part number 110-558.

SKU 3G-OTH-81424

Also listed as: 110558 · 110 558

Brand
TACO
Item
Union: 1/2 in, 110-558, Compatible with Part No. 006-BC8Y/003-BC4-PNP/006-ST4-1/4YVF8
Category
Unions
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

TACO
Manufacturer Part Number
110-558
Type
110-558, Compatible with Part No. 13L286/33HM88/3GZW3/4YVF8, Union
Includes
Gasket
Body Material
Bronze
Gasket Material
EPDM
Compatible with Manufacturer Model Number
006-BC8Y

Technical Documents

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TACO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The TACO Union: 1/2 in is a bronze union with a 1/2-inch connection, including an EPDM gasket. It is compatible with manufacturer model number 006-BC8Y and has manufacturer part number 110-558.

Frequently Asked Questions

What is the TACO 110-558 union used for?

The TACO 110-558 union is used to connect and disconnect piping sections in hydronic heating and cooling systems. Its bronze body resists corrosion, and the EPDM gasket provides a reliable seal. It is commonly installed on circulator pumps like the TACO 006-BC8Y for maintenance access.

What are the specifications of the TACO 110-558 union?

The TACO 110-558 union has a 1/2-inch connection, a bronze body, and an EPDM gasket. It includes the gasket and is compatible with TACO model 006-BC8Y. The manufacturer part number is 110-558. These specs ensure a durable, leak-resistant joint in hydronic systems.

Where to buy the TACO 110-558 union worldwide?

You can source the TACO 110-558 union through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this bronze union with EPDM gasket.

How to install the TACO 110-558 union?

To install the TACO 110-558 union, ensure the pipe ends are clean and apply thread sealant to the male threads. Hand-tighten the union nut, then use wrenches to snug it without overtightening. The included EPDM gasket creates the seal. Always follow TACO's guidelines for proper torque.

Used in

Common applications for TACO
Hydronic heating systems — TACO 007 series circulator pumps for residential boiler water circulation.
Commercial HVAC — TACO 2400-60-3P inline pump for chilled water loops in large buildings.
Industrial process cooling — TACO 1630EAE10132096 pump for high-flow (110 gpm) cooling applications.
Zone control in radiant floor heating — TACO V075T2G2ZA024Q4A2 zone valve for regulating flow to individual zones.
Pump replacement and maintenance — TACO 007-045RP cartridge assembly for servicing existing 007 series pumps.
Piping connections in hydronic systems — TACO 110-251F-1 flange for joining pumps to pipework.

TACO Products

3G Electric supplies TACO unions. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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