Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
NIBCO 604R 1/8x1/4 Wrot Copper Adapter, Cup x MNPT - Wrot Copper Tube Fittings
NIBCOWrot Copper Tube Fittings

NIBCO 604R 1/8x1/4 Wrot Copper Adapter, Cup x MNPT

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

SKU 3G-OTH-472381

Also listed as: 604R18x14 · 604R 1 8x1 4 · 604R-1-8x1-4

Brand
NIBCO
Item
604R 1/8x1/4 Wrot Copper Adapter, Cup x MNPT
Part Number
604R 1/8x1/4
Category
Wrot Copper Tube Fittings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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

NIBCO
Manufacturer Part Number
604R 1/8x1/4
Type
Cup x MNPT, Wrot Copper

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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 NIBCO 604R 1/8x1/4 wrot copper adapter used for?

This NIBCO sweat fitting adapter connects 1/8 in CTS copper tube to a 1/4 in male pipe thread, commonly used in plumbing and HVAC systems for transitioning between tube and threaded connections in water or gas lines.

What are the specifications of NIBCO 604R 1/8x1/4?

The NIBCO 604R is a wrot copper adapter with a cup x MNPT connection, sized 1/8 in CTS x 1/4 in pipe. It is designed for sweat/solder installation and is suitable for residential and commercial plumbing applications.

Where to buy NIBCO 604R 1/8x1/4 worldwide?

3G Electric supplies NIBCO 604R 1/8x1/4 wrot copper adapters worldwide. We handle full logistics, customs clearance, and delivery to your site, ensuring you get the right fitting for your plumbing or HVAC project.

How to install NIBCO 604R 1/8x1/4 sweat fitting?

Clean the tube end and fitting cup, apply flux, assemble, and heat with a torch until solder flows into the joint. Allow to cool naturally. Always follow local plumbing codes and use proper safety gear when soldering copper fittings.

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
Not sure this is the right part? Photo-identify it

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from NIBCO

View all NIBCO parts
Wrot copper sweat fitting coupling with cup x FTG configuration. Connects 1-inch CTS to 3/4-inch CTS copper tubing. Used for soldered joints in plumbing and hydronic heating systems
NIBCO
Wrot copper sweat fitting coupling with cup x FTG configuration. Connects 1-inch CTS to 3/4-inch CTS copper tubing. Used for soldered joints in plumbing and hydronic heating systems
Wrot copper sweat fitting elbow with cup x FTG connections for 1/8 in CTS copper tubing. Used to change direction in plumbing, hydronic heating, and refrigeration lines. Soldered joints provide leak-proof connections
NIBCO
Wrot copper sweat fitting elbow with cup x FTG connections for 1/8 in CTS copper tubing. Used to change direction in plumbing, hydronic heating, and refrigeration lines. Soldered joints provide leak-proof connections
Wrot copper sweat fitting coupling with cup x FTG configuration and no center stop. Joins two 5/8 inch CTS copper tubes for soldered connections in plumbing, HVAC, and refrigeration systems
NIBCO
Wrot copper sweat fitting coupling with cup x FTG configuration and no center stop. Joins two 5/8 inch CTS copper tubes for soldered connections in plumbing, HVAC, and refrigeration systems
Wrot copper cup cap for sealing the end of 3-inch CTS copper tubing. Used in plumbing and HVAC systems for permanent, leak-proof closure of water, gas, or refrigerant lines. Installed by sweat/solder connection
NIBCO
Wrot copper cup cap for sealing the end of 3-inch CTS copper tubing. Used in plumbing and HVAC systems for permanent, leak-proof closure of water, gas, or refrigerant lines. Installed by sweat/solder connection
Wrot copper plug for sealing the end of 1/2-inch CTS copper tubing. Type FTG fitting designed for sweat-solder installation. Used in plumbing and HVAC systems for testing, maintenance, or permanent line termination
NIBCO
Wrot copper plug for sealing the end of 1/2-inch CTS copper tubing. Type FTG fitting designed for sweat-solder installation. Used in plumbing and HVAC systems for testing, maintenance, or permanent line termination
Wrot copper coupling with Cup x FTG configuration for reducing or transitioning between 2 in CTS and 1-1/2 in CTS copper tubing. Used in plumbing and HVAC systems for potable water, drainage, and hydronic heating applications
NIBCO
Wrot copper coupling with Cup x FTG configuration for reducing or transitioning between 2 in CTS and 1-1/2 in CTS copper tubing. Used in plumbing and HVAC systems for potable water, drainage, and hydronic heating applications
Wrot copper sweat fitting elbow with 3 in CTS cup x FTG connections. Designed for soldered installation in copper tubing systems, used to change direction in plumbing and HVAC lines
NIBCO
Wrot copper sweat fitting elbow with 3 in CTS cup x FTG connections. Designed for soldered installation in copper tubing systems, used to change direction in plumbing and HVAC lines
Wrot copper adapter with 1 in CTS cup end for soldering onto copper tube and 3/4 in FNPT end for connecting to male threaded pipe. Used in plumbing transitions for water supply and hydronic heating systems
NIBCO
Wrot copper adapter with 1 in CTS cup end for soldering onto copper tube and 3/4 in FNPT end for connecting to male threaded pipe. Used in plumbing transitions for water supply and hydronic heating systems

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first