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NIBCO Hex Head Plug: Polyvinylidene, 2 in Fitting Pipe Size, Schedule 80, Male NPT - UV-Resistant Schedule 80 Pipe Fittings
NIBCOUV-Resistant Schedule 80 Pipe Fittings

NIBCO Hex Head Plug: Polyvinylidene, 2 in Fitting Pipe Size, Schedule 80, Male NPT

The NIBCO Hex Head Plug is a UV-Resistant Schedule 80 pipe fitting made from polyvinylidene, with a 2 in fitting pipe size and Male NPT red threads. It meets ASTM D3222 standards and has a maximum operating…

SKU 3G-OTH-649195

Brand
NIBCO
Item
Hex Head Plug: Polyvinylidene, 2 in Fitting Pipe Size, Schedule 80, Male NPT
Category
UV-Resistant Schedule 80 Pipe Fittings
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Technical Specifications

NIBCO
Manufacturer Part Number
6516-4 2
Type
Schedule 80, Male NPT, Red
Standards
ASTM D3222
Max Op Temp
280°F
Fitting Pipe Size
2 in
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NIBCO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The NIBCO Hex Head Plug is a UV-Resistant Schedule 80 pipe fitting made from polyvinylidene, with a 2 in fitting pipe size and Male NPT red threads. It meets ASTM D3222 standards and has a maximum operating temperature of 280°F.

Frequently Asked Questions

What is a NIBCO hex head plug used for?

A NIBCO hex head plug seals the end of a pipe fitting in industrial piping systems. This UV-resistant Schedule 80 polyvinylidene plug is used in chemical processing, water treatment, and high-temperature applications up to 280°F.

What are the specifications of the NIBCO 6516-4 2 hex head plug?

The NIBCO 6516-4 2 hex head plug has a 2 in fitting pipe size, Schedule 80 wall thickness, Male NPT red threads, and a maximum operating temperature of 280°F. It meets ASTM D3222 standards and is made from polyvinylidene.

Where to buy NIBCO hex head plugs worldwide?

3G Electric supplies NIBCO hex head plugs worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this Schedule 80 polyvinylidene fitting.

How to install a NIBCO hex head plug?

Apply thread sealant to the Male NPT threads of the NIBCO hex head plug, then hand-tighten into the female fitting. Use a wrench on the hex head for final snugging—avoid overtightening to prevent cracking the polyvinylidene material.

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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