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NIBCO 903-11/4 Wrot Copper Cup x FNPT Adapter, 1 1/4 in CTS x 1 1/4 in Pipe - Drain, Waste & Vent Wrot Copper & Bronze Tube Fittings
NIBCODrain, Waste & Vent Wrot Copper & Bronze Tube Fittings

NIBCO 903-11/4 Wrot Copper Cup x FNPT Adapter, 1 1/4 in CTS x 1 1/4 in Pipe

NIBCO Drain, Waste & Vent Wrot Copper & Bronze Tube Fittings. Specifications: Type: Cup x FNPT, Wrot Copper.

SKU 3G-OTH-473601

Also listed as: 903114 · 903 11 4 · 903-11-4

Brand
NIBCO
Item
903-11/4 Wrot Copper Cup x FNPT Adapter, 1 1/4 in CTS x 1 1/4 in Pipe
Part Number
903-11/4
Category
Drain, Waste & Vent Wrot Copper & Bronze Tube Fittings
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Technical Specifications

NIBCO
Manufacturer Part Number
903-11/4
Type
Cup x FNPT, Wrot Copper

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

Product Description

NIBCO Drain, Waste & Vent Wrot Copper & Bronze Tube Fittings. Specifications: Type: Cup x FNPT, Wrot Copper.

Frequently Asked Questions

What is NIBCO 903-11/4 sweat fitting adapter used for?

This NIBCO wrot copper adapter connects 1 1/4 in CTS copper tube to female NPT threaded pipe in drain, waste and vent systems. It is commonly used in commercial and industrial plumbing for reliable transitions between copper and threaded connections.

What are the specifications of NIBCO 903-11/4 sweat fitting adapter?

The NIBCO 903-11/4 is a cup x FNPT wrot copper adapter for 1 1/4 in CTS tube x 1 1/4 in pipe. It is designed for DWV applications and features a sweat (solder) connection on the cup end and female NPT threads on the pipe end.

Where to buy NIBCO 903-11/4 sweat fitting adapter worldwide?

3G Electric supplies and delivers the NIBCO 903-11/4 sweat fitting adapter worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to ensure your order reaches any international destination.

How to install NIBCO 903-11/4 sweat fitting adapter?

Clean and flux the copper tube and cup end, then heat evenly and apply solder. For the FNPT end, use thread sealant and tighten to standard torque. Always follow local plumbing codes and manufacturer guidelines for proper installation.

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
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NIBCO Products

3G Electric supplies NIBCO drain, waste & vent wrot 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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