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NIBCO Pipe Coupling: Polyvinylidene, 3/4 in x 3/4 in Fitting Pipe Size, Schedule 80 - UV-Resistant Schedule 80 Pipe Fittings
NIBCOUV-Resistant Schedule 80 Pipe Fittings

NIBCO Pipe Coupling: Polyvinylidene, 3/4 in x 3/4 in Fitting Pipe Size, Schedule 80

The NIBCO 6501-3/4 is a UV-Resistant Schedule 80 pipe coupling made from polyvinylidene, with a 3/4 in x 3/4 in female-female connection in red. It meets ASTM D3222 standards, making it suitable for industrial piping…

SKU 3G-OTH-649215

Also listed as: 650134 · 6501 3 4 · 6501-3-4

Brand
NIBCO
Item
Pipe Coupling: Polyvinylidene, 3/4 in x 3/4 in Fitting Pipe Size, Schedule 80
Category
UV-Resistant Schedule 80 Pipe Fittings
Available to Order
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Technical specs
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

NIBCO
Manufacturer Part Number
6501-3/4
Type
Schedule 80, Female Female, Red
Standards
ASTM D3222
Fitting Pipe Size
3/4 in x 3/4 in

Technical Documents

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

Product Description

The NIBCO 6501-3/4 is a UV-Resistant Schedule 80 pipe coupling made from polyvinylidene, with a 3/4 in x 3/4 in female-female connection in red. It meets ASTM D3222 standards, making it suitable for industrial piping systems requiring corrosion resistance and UV stability.

Frequently Asked Questions

What is the NIBCO 6501-3/4 pipe coupling used for?

The NIBCO 6501-3/4 is a UV-resistant Schedule 80 pipe coupling used in industrial piping systems that require corrosion resistance and UV stability. It connects two 3/4 in female-threaded pipes in applications such as chemical processing, water treatment, and outdoor installations.

What are the specifications of the NIBCO 6501-3/4 coupling?

The NIBCO 6501-3/4 is a polyvinylidene (PVDF) Schedule 80 coupling with a 3/4 in x 3/4 in female-female connection in red. It meets ASTM D3222 standards, ensuring durability in corrosive and UV-exposed environments. The manufacturer part number is 6501-3/4.

Where to buy the NIBCO 6501-3/4 coupling worldwide?

3G Electric supplies the NIBCO 6501-3/4 coupling worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver genuine NIBCO fittings to support your piping projects, regardless of location.

How to install a NIBCO Schedule 80 PVDF coupling?

To install the NIBCO 6501-3/4 coupling, ensure pipe ends are clean and apply appropriate thread sealant compatible with PVDF. Hand-tighten the female-female connection, then use wrenches on the coupling hex for final torque—avoid overtightening to prevent cracking. Follow ASTM D3222 guidelines for best results.

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 uv-resistant schedule 80 pipe fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
Pipe Coupling: Polyvinylidene, 1 1/2 in x 1 1/2 in Fitting Pipe Size, Schedule 80, Red, Coupling (MPN 650133-11/2)
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Pipe Coupling: Polyvinylidene, 1 1/2 in x 1 1/2 in Fitting Pipe Size, Schedule 80, Red, Coupling (MPN 650133-11/2)
Pipe Union: Polyvinylidene, 3/4 in x 3/4 in Fitting Pipe Size, Schedule 80, Female Female, Red (MPN 6533-3/4)
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Pipe Elbow: 45° Elbow, Polyvinylidene, 3/4 in x 3/4 in Fitting Pipe Size, Female Female, Red (MPN 6506-3/4)
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Pipe Elbow: 45° Elbow, Polyvinylidene, 3/4 in x 3/4 in Fitting Pipe Size, Female Female, Red (MPN 6506-3/4)
Pipe Elbow: 45° Elbow, Polyvinylidene, 1 1/2 in x 1 1/2 in Fitting Pipe Size, Female Female, Red (MPN 6506-11/2)
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Pipe Elbow: 45° Elbow, Polyvinylidene, 1 1/2 in x 1 1/2 in Fitting Pipe Size, Female Female, Red (MPN 6506-11/2)
Pipe Elbow: 45° Elbow, Polyvinylidene, 2 in x 2 in Fitting Pipe Size, Female Female, Red (MPN 6506 2)
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Pipe Elbow: 45° Elbow, Polyvinylidene, 2 in x 2 in Fitting Pipe Size, Female Female, Red (MPN 6506 2)
Pipe Elbow: 90° Elbow, Polyvinylidene, 1 in x 1 in Fitting Pipe Size, Female Female, Red (MPN 6507 1)
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Pipe Elbow: 90° Elbow, Polyvinylidene, 1 in x 1 in Fitting Pipe Size, Female Female, Red (MPN 6507 1)

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