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NIBCO Sweat Fitting Elbow: 3/4 in CTS x 1/2 in Pipe, Cup x FNPT, Drop Ear - Low-Lead Cast Copper & Bronze Tube Fittings
NIBCOLow-Lead Cast Copper & Bronze Tube Fittings

NIBCO Sweat Fitting Elbow: 3/4 in CTS x 1/2 in Pipe, Cup x FNPT, Drop Ear

SKU 3G-OTH-485665

Brand
NIBCO
Item
Sweat Fitting Elbow: 3/4 in CTS x 1/2 in Pipe, Cup x FNPT, Drop Ear
Category
Low-Lead Cast Copper & Bronze Tube Fittings
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Technical Specifications

NIBCO
Manufacturer Part Number
70735RLF-3412
Type
Cup x FNPT, Drop Ear, Bronze
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Technical Documents

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

Frequently Asked Questions

What is a NIBCO sweat fitting elbow used for?

A NIBCO sweat fitting elbow connects copper tubing to threaded pipe in plumbing systems. This 3/4 in CTS x 1/2 in Pipe drop-ear bronze fitting provides a secure, low-lead joint for potable water or hydronic heating applications.

What are the specifications of the NIBCO 70735RLF-3412?

This NIBCO fitting is a cup x FNPT drop-ear elbow in bronze, with a 3/4 in CTS copper tube size on one end and 1/2 in female pipe thread on the other. It is low-lead compliant for safe use in drinking water systems.

Where to buy NIBCO sweat fitting elbows worldwide?

3G Electric supplies NIBCO sweat fitting elbows worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine bronze fittings like the 70735RLF-3412 to your project site.

How to install a NIBCO drop-ear sweat elbow?

Clean and flux the copper tube end, then heat the fitting evenly until solder melts into the cup joint. For the threaded side, use PTFE tape or pipe dope on the FNPT connection. Support the drop ear securely against a stud or bracket.

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 low-lead cast copper & bronze 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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