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NIBCO 604R 3/8x1/2 Wrot Copper Cup x MNPT Adapter - Wrot Copper Tube Fittings
NIBCOWrot Copper Tube Fittings

NIBCO 604R 3/8x1/2 Wrot Copper Cup x MNPT Adapter

NIBCO Wrot Copper Tube Fittings. Specifications: Type: Cup x MNPT, Wrot Copper.

SKU 3G-OTH-472334

Also listed as: 604R38x12 · 604R 3 8x1 2 · 604R-3-8x1-2

Brand
NIBCO
Item
604R 3/8x1/2 Wrot Copper Cup x MNPT Adapter
Category
Wrot Copper Tube Fittings
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

NIBCO
Manufacturer Part Number
604R 3/8x1/2
Type
Cup x MNPT, Wrot Copper

Technical Documents

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

Product Description

NIBCO Wrot Copper Tube Fittings. Specifications: Type: Cup x MNPT, Wrot Copper.

Frequently Asked Questions

What is a NIBCO sweat fitting adapter used for?

A NIBCO sweat fitting adapter connects copper tubing to threaded pipe in plumbing and HVAC systems. The 3/8 in CTS cup end solders onto tubing, while the 1/2 in MNPT end threads into female fittings, enabling reliable transitions in water supply and hydronic heating lines.

What are the specifications of the NIBCO 604R 3/8x1/2 adapter?

The NIBCO 604R is a wrot copper sweat fitting adapter with a 3/8 in CTS cup x 1/2 in MNPT configuration. It is designed for soldered connections on the cup end and threaded connections on the pipe end, suitable for potable water and HVAC applications up to standard working pressures.

Where to buy NIBCO sweat fitting adapters worldwide?

3G Electric supplies NIBCO sweat fitting adapters like the 604R 3/8x1/2 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact our team for a quote and lead time on this wrot copper fitting.

How to install a NIBCO sweat fitting adapter?

To install a NIBCO sweat fitting adapter, clean and flux the copper tube and cup end, then heat evenly and apply solder until it flows into the joint. For the threaded end, use PTFE tape or pipe dope on the MNPT threads and tighten to a female fitting. Always follow local plumbing codes.

Used in

Common applications for NIBCO
HVAC systems — NIBCO bronze ball valves (T58570UL series) for isolation and control in chilled water loops
Water treatment plants — NIBCO bronze gate valves (T29 series) for shut-off in filtration and distribution lines
Industrial burner systems — NIBCO brass ball valves (GB2A series) for fuel oil or gas supply lines
Chemical processing — NIBCO bronze ball valves with locking lever (T58570LL series) for safety-critical flow control
Steam systems — NIBCO bronze globe valves for throttling in low-pressure steam applications
General plumbing — NIBCO bronze ball valves (S58570 series) with sweat connections for copper piping in commercial buildings

NIBCO Products

3G Electric supplies NIBCO wrot copper tube fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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