We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

NIBCO Hex Head Plug: Polyvinylidene, 1 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, 1 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 1 in fitting pipe size and Male NPT red connection. It meets ASTM D3222 standards and has a maximum operating…

SKU 3G-OTH-649259

Also listed as: 651641 · 6516 4 1 · 6516-4-1

Brand
NIBCO
Item
Hex Head Plug: Polyvinylidene, 1 in Fitting Pipe Size, Schedule 80, Male NPT
Category
UV-Resistant Schedule 80 Pipe 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
6516-4 1
Type
Schedule 80, Male NPT, Red
Standards
ASTM D3222
Max Op Temp
280°F
Fitting Pipe Size
1 in

Technical Documents

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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 1 in fitting pipe size and Male NPT red connection. It meets ASTM D3222 standards and has a maximum operating temperature of 280°F (MPN 6516-4 1).

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 the NIBCO Hex Head Plug used for?

The NIBCO Hex Head Plug is used to seal the end of a pipe in high-purity or corrosive fluid systems. Its polyvinylidene construction and UV resistance make it suitable for chemical processing, water treatment, and outdoor piping applications where durability and temperature resistance up to 280°F are required.

What are the specifications of the NIBCO 6516-4 1 Hex Head Plug?

The NIBCO 6516-4 1 Hex Head Plug is a Schedule 80 fitting with a 1 in fitting pipe size and Male NPT connection. It is made from polyvinylidene, meets ASTM D3222 standards, has a red color, and a maximum operating temperature of 280°F. It is UV-resistant for outdoor use.

Where to buy the NIBCO Hex Head Plug worldwide?

3G Electric supplies the NIBCO Hex Head Plug worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to order the 6516-4 1 or any NIBCO fitting, and we will source and deliver it to your location.

How to install a NIBCO Hex Head Plug?

To install a NIBCO Hex Head Plug, apply a compatible thread sealant to the Male NPT threads and hand-tighten into the female fitting. Use a wrench on the hex head for final tightening, but avoid over-torquing to prevent cracking the polyvinylidene material. Ensure the system is depressurized before installation.

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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