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USA INDUSTRIALS Plug: 1/2 in, NPT Threaded, Square Drive Solid Plug, 304 Stainless Steel - Low-Pressure Threaded Pipe Fittings with Thread Sealant
USA INDUSTRIALSLow-Pressure Threaded Pipe Fittings with Thread Sealant

USA INDUSTRIALS Plug: 1/2 in, NPT Threaded, Square Drive Solid Plug, 304 Stainless Steel

The USA INDUSTRIALS Plug: 1/2 in is a low-pressure threaded pipe fitting, specifically an NPT threaded, square drive solid plug made from 304 stainless steel. It is rated for a maximum operating pressure of 150 psi @…

SKU 3G-OTH-649437

Also listed as: ZUSAPF23371 · ZUSA PF 23371

Brand
USA INDUSTRIALS
Item
Plug: 1/2 in, NPT Threaded, Square Drive Solid Plug, 304 Stainless Steel
Category
Low-Pressure Threaded Pipe Fittings with Thread Sealant
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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

USA INDUSTRIALS
Manufacturer Part Number
ZUSA-PF-23371
Type
NPT Threaded, Square Drive Solid Plug, 150 psi @ 72°F, Class 150
Stainless Steel
304
Maximum Operating Pressure
150 psi @ 72 °F

Technical Documents

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

Product Description

The USA INDUSTRIALS Plug: 1/2 in is a low-pressure threaded pipe fitting, specifically an NPT threaded, square drive solid plug made from 304 stainless steel. It is rated for a maximum operating pressure of 150 psi @ 72°F and is Class 150. This product is supplied with thread sealant.

Frequently Asked Questions

What is the USA INDUSTRIALS 1/2 in NPT threaded square drive solid plug used for?

This 304 stainless steel plug seals threaded openings in low-pressure piping systems up to 150 psi @ 72°F. It is commonly used in water, air, and hydraulic circuits where a durable, corrosion-resistant closure is needed. The square drive allows easy installation with a standard wrench.

What are the specifications of the USA INDUSTRIALS plug ZUSA-PF-23371?

The plug is a 1/2 in NPT threaded, square drive solid plug made from 304 stainless steel. It has a maximum operating pressure of 150 psi @ 72°F and is Class 150. The manufacturer part number is ZUSA-PF-23371, and it comes with thread sealant applied.

Where to buy the USA INDUSTRIALS 1/2 in NPT threaded plug worldwide?

3G Electric supplies and delivers the USA INDUSTRIALS 1/2 in NPT threaded plug (ZUSA-PF-23371) to worldwide locations. We handle full logistics and customs clearance, ensuring the fitting reaches your facility. Contact us for availability and lead time.

How to install a 1/2 in NPT threaded square drive solid plug?

Clean the female NPT port threads. Apply thread sealant if not pre-applied (this plug includes sealant). Insert the plug and tighten with a wrench on the square drive until snug. Do not overtighten; NPT fittings seal on the threads. Test the system at operating pressure to verify no leaks.

Used in

Common applications for USA INDUSTRIALS
Chemical processing — USA INDUSTRIALS FEP-encapsulated silicone cam-and-groove gaskets for corrosion-resistant sealing in coupling systems.
Food and beverage — USA INDUSTRIALS food-grade FKM cam-and-groove gaskets for sanitary fluid transfer in processing lines.
Water treatment — USA INDUSTRIALS 304 stainless steel gate valves for isolation in piping systems handling non-potable water.
Oil and gas — USA INDUSTRIALS brass ball valves for manual shut-off in low-pressure gas or fluid lines.
Pharmaceutical manufacturing — USA INDUSTRIALS 316 stainless steel globe valves for precise flow control in clean-room environments.
General industrial MRO — USA INDUSTRIALS polypropylene cam-and-groove fittings for temporary hose connections in plant maintenance.

USA INDUSTRIALS Products

3G Electric supplies USA INDUSTRIALS low-pressure threaded pipe fittings with thread sealant. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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