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ZURNArea Drains

ZURN Z550-3NH Cast Iron No Hub Area Drain, 9 in Grate, 3 in Pipe

The ZURN Z550-3NH is a cast iron area drain with a 12-inch overall diameter and a 9-inch grate size. It features a 3-inch nominal pipe size and a No Hub connection type. This floor drain is designed for industrial…

SKU 3G-OTH-429824

Also listed as: Z5503NH · Z550 3NH

Brand
ZURN
Item
Z550-3NH Cast Iron No Hub Area Drain, 9 in Grate, 3 in Pipe
Category
Area Drains
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

ZURN
Manufacturer Part Number
Z550-3NH
Type
No Hub, Cast Iron
Grate Size
9 in
Connection Type
No Hub
Nominal Pipe Size
3 in

Technical Documents

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

Product Description

The ZURN Z550-3NH is a cast iron area drain with a 12-inch overall diameter and a 9-inch grate size. It features a 3-inch nominal pipe size and a No Hub connection type. This floor drain is designed for industrial drainage applications.

Frequently Asked Questions

What is the ZURN Z550-3NH floor drain used for?

The ZURN Z550-3NH is a cast iron area drain designed for industrial drainage applications. It collects and removes surface water, washdown fluids, and debris from plant floors, loading docks, and processing areas. Its 12-inch overall diameter and 9-inch grate handle moderate flow rates in commercial and light industrial settings.

What are the specifications of the ZURN Z550-3NH floor drain?

The ZURN Z550-3NH has a 12-inch overall diameter, a 9-inch grate size, and a 3-inch nominal pipe size. It uses a No Hub connection type and is made of cast iron. The manufacturer part number is Z550-3NH. This area drain is built for durability in industrial drainage systems.

Where to buy the ZURN Z550-3NH floor drain worldwide?

3G Electric supplies the ZURN Z550-3NH floor drain to customers worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this cast iron area drain.

How to install a ZURN Z550-3NH No Hub floor drain?

Install the ZURN Z550-3NH by connecting the No Hub outlet to a 3-inch pipe using a standard No Hub coupling and stainless steel clamp. Set the drain body in concrete at the correct slope for drainage. Ensure the grate is level with the finished floor. Follow local plumbing codes for proper installation.

Used in

Common applications for ZURN
Commercial restrooms — ZURN AquaVantage® automatic flush valves (ZER6000AV series) for water-efficient toilet flushing
Institutional kitchens — ZURN cast iron floor drains (ZN415 series) for heavy-duty drainage in food preparation areas
Industrial washdown areas — ZURN height-adjustable PVC floor drains (EZ1 series) for chemical-resistant drainage
Hospital patient rooms — ZURN dome strainers (P1910 series) for floor sink drainage in sanitary environments
Office building maintenance — ZURN chrome-plated brass P-traps (ZR365B-PC) for sink trap replacements
Urinal retrofit projects — ZURN ZTR sensor flush valve retrofit kits (ZTR6203 series) for upgrading manual urinal flush valves

ZURN Products

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

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Compatible alternatives & equivalents

Cross-referenced by specification & description
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HDPE end outlet for terminating trench drain runs and connecting to downstream piping. Features a No Hub connection. Overall dimensions: 1/4 in length, 6 1/4 in width, 13 3/4 in height. Suitable for commercial and industrial drainage applications requiring corrosion-resistant HDPE material
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This ZURN bottom outlet is fabricated from HDPE and features a No Hub connection for use in trench drain systems. It measures 5 1/8 in overall length, 5 1/2 in overall width, and 3 5/8 in overall height. Designed to serve as a drain connection point, it allows water to exit the trench channel

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