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NIBCO 1 in CTS Cup x Cup Wrot Copper Sweat Union - Wrot Copper Tube Fittings
NIBCOWrot Copper Tube Fittings

NIBCO 1 in CTS Cup x Cup Wrot Copper Sweat Union

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

SKU 3G-OTH-472405

Also listed as: 633W1 · 633W-1

Brand
NIBCO
Item
1 in CTS Cup x Cup Wrot Copper Sweat Union
Part Number
633W 1
Category
Wrot Copper Tube Fittings
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

NIBCO
Manufacturer Part Number
633W 1
Type
Cup x Cup, 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 Cup, Wrot Copper.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a NIBCO sweat fitting union used for?

A NIBCO sweat fitting union connects two copper pipes in a way that allows disassembly without cutting the line. It is commonly used in plumbing, HVAC, and industrial piping systems where future maintenance or component replacement is needed.

What are the specifications of the NIBCO 633W 1 union?

The NIBCO 633W 1 is a wrot copper sweat fitting union with 1-inch CTS cup x cup connections. It is designed for soldered installation and provides a reliable, leak-resistant joint in copper tubing systems.

Where to buy NIBCO sweat fitting unions worldwide?

3G Electric supplies NIBCO sweat fitting unions worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on the NIBCO 633W 1.

How to install a NIBCO sweat fitting union?

Clean and flux the pipe ends and cup sockets. Assemble the union with the nut hand-tight, then solder each cup joint using lead-free solder. Allow to cool, then tighten the union nut with wrenches for a secure, leak-free connection.

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
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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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