Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
NIBCO Cast Copper Cup x MNPT Tube Fitting Union, 3/4 in CTS x 3/4 in Pipe - Cast Copper & Bronze Tube Fittings
NIBCOCast Copper & Bronze Tube Fittings

NIBCO Cast Copper Cup x MNPT Tube Fitting Union, 3/4 in CTS x 3/4 in Pipe

<p>The NIBCO Cast Copper Cup x MNPT Tube Fitting Union (Model U7334-3/4) is a durable, lead-free* cast copper fitting designed for reliable connections in copper tubing systems. This union features a 3/4 inch CTS…

SKU 3G-OTH-469289

Also listed as: U733434 · U7334 3 4 · U7334-3-4

Brand
NIBCO
Item
Cast Copper Cup x MNPT Tube Fitting Union, 3/4 in CTS x 3/4 in Pipe
Part Number
U7334-3/4
Category
Cast Copper & Bronze 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.
EXW Singapore
Collect or forward from our office
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
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

NIBCO
Manufacturer Part Number
U7334-3/4
Type
Cup x MNPT, Cast 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

<p>The NIBCO Cast Copper Cup x MNPT Tube Fitting Union (Model U7334-3/4) is a durable, lead-free* cast copper fitting designed for reliable connections in copper tubing systems. This union features a 3/4 inch CTS (Copper Tube Size) cup end and a 3/4 inch male NPT thread, allowing for a secure transition between copper tube and threaded pipe. As a cast copper fitting, it offers excellent corrosion resistance and long-term performance in industrial, commercial, and residential plumbing applications.</p><p>For procurement professionals in Singapore, 3G Electric provides this NIBCO fitting with worldwide shipping. Request a quote in SGD, and for local buyers, GST is handled seamlessly. Enjoy fast delivery across Singapore and Southeast Asia to keep your projects on schedule.</p>

Frequently Asked Questions

What are the connection types and sizes of this NIBCO union?

This union has a 3/4 inch CTS (Copper Tube Size) cup end and a 3/4 inch male NPT threaded end, as indicated by the part number U7334-3/4.

Can I get a quote in SGD and what about delivery in Singapore?

Yes, 3G Electric provides quotes in SGD upon request. For Singapore buyers, GST is handled, and we offer fast delivery across Singapore and Southeast Asia.

Used in

Common applications for NIBCO
Water treatment — NIBCO PVDF Schedule 80 blind flanges (6519-H series) for sealing pipe ends in chemical dosing lines
HVAC systems — NIBCO bronze ball valves (T58570-1/4) for isolation of small-diameter water lines
Industrial process piping — NIBCO ductile iron gate valves (F619RW series) for general isolation on 6-inch and 8-inch flanged headers
Chemical plants — NIBCO UV-resistant PVDF companion flanges (6551-H series) for outdoor corrosive fluid transfer
Power generation — NIBCO Class 125 ductile iron gate valves for cooling water and neutral fluid isolation
Outdoor piping — NIBCO Schedule 80 PVDF flanges for UV-exposed water and wastewater lines
Not sure this is the right part? Photo-identify it→

NIBCO Products

3G Electric supplies NIBCO cast copper & bronze 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 →
Cast bronze tube fitting with cup x FTG (female threaded) connections for 3/4 in CTS copper tubing. Hi-ear design provides secure support for horizontal or vertical piping runs in plumbing and HVAC systems
NIBCO
Cast bronze tube fitting with cup x FTG (female threaded) connections for 3/4 in CTS copper tubing. Hi-ear design provides secure support for horizontal or vertical piping runs in plumbing and HVAC systems
Cast bronze sweat fitting elbow with cup (solder) connection on one end and female threaded (FTG) connection on the other, for 3/4 in copper tube size (CTS). Used in copper tubing systems to change direction in plumbing, HVAC, and industrial fluid lines
NIBCO
Cast bronze sweat fitting elbow with cup (solder) connection on one end and female threaded (FTG) connection on the other, for 3/4 in copper tube size (CTS). Used in copper tubing systems to change direction in plumbing, HVAC, and industrial fluid lines
Cast bronze union with 1/2 inch CTS sweat cup on one end and 1/2 inch female NPT threaded connection on the other. Used in copper tube systems for joining pipes or connecting to threaded components, allowing disassembly for maintenance. Suitable for water and non-aggressive fluid applications in plumbing and HVAC systems
NIBCO
Cast bronze union with 1/2 inch CTS sweat cup on one end and 1/2 inch female NPT threaded connection on the other. Used in copper tube systems for joining pipes or connecting to threaded components, allowing disassembly for maintenance. Suitable for water and non-aggressive fluid applications in plumbing and HVAC systems
Cast bronze sweat fitting elbow with Cup x FTG ends. Connects 1-1/2 in CTS copper tube to 1 in CTS male thread. Used for directional changes in plumbing and HVAC systems
NIBCO
Cast bronze sweat fitting elbow with Cup x FTG ends. Connects 1-1/2 in CTS copper tube to 1 in CTS male thread. Used for directional changes in plumbing and HVAC systems
Cast copper sweat fitting union with cup x FTG ends for 2 in CTS copper tubing. Designed for soldered connections in plumbing and HVAC piping systems, allowing disassembly for maintenance or repair
NIBCO
Cast copper sweat fitting union with cup x FTG ends for 2 in CTS copper tubing. Designed for soldered connections in plumbing and HVAC piping systems, allowing disassembly for maintenance or repair

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first