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USA INDUSTRIALS Pipe Nipple: Aluminum, 4 in Nominal Pipe Size, 3 1/2 in Overall Lg, Threaded on Both Ends - Schedule 40 Threaded on Both Ends Pipe & Pipe Nipples
USA INDUSTRIALSSchedule 40 Threaded on Both Ends Pipe & Pipe Nipples

USA INDUSTRIALS Pipe Nipple: Aluminum, 4 in Nominal Pipe Size, 3 1/2 in Overall Lg, Threaded on Both Ends

The USA INDUSTRIALS Pipe Nipple is a Schedule 40 aluminum pipe nipple, threaded on both ends and seamless, with a 4 in nominal pipe size and 3 1/2 in overall length. It features Male NPT x Male NPT connections and a…

SKU 3G-OTH-650811

Also listed as: ZUSAPF21775 · ZUSA PF 21775

Brand
USA INDUSTRIALS
Item
Pipe Nipple: Aluminum, 4 in Nominal Pipe Size, 3 1/2 in Overall Lg, Threaded on Both Ends
Category
Schedule 40 Threaded on Both Ends Pipe & Pipe Nipples
Available to Order
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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

USA INDUSTRIALS
Manufacturer Part Number
ZUSA-PF-21775
Type
Threaded on Both Ends, Seamless
Overall Lg
3 1/2 in
Connection Type
Male NPT x Male NPT
Nominal Pipe Size
4 in
Side A Connection Type
Threaded
Maximum Operating Pressure
125 psi @ 72°F

Technical Documents

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

Product Description

The USA INDUSTRIALS Pipe Nipple is a Schedule 40 aluminum pipe nipple, threaded on both ends and seamless, with a 4 in nominal pipe size and 3 1/2 in overall length. It features Male NPT x Male NPT connections and a maximum operating pressure of 125 psi @ 72°F (MPN ZUSA-PF-21775).

Frequently Asked Questions

What is the USA INDUSTRIALS aluminum pipe nipple used for?

This Schedule 40 aluminum pipe nipple is used to connect two male NPT threaded pipes or fittings in low-pressure fluid or air systems. Its 4 in nominal size and 3 1/2 in overall length suit industrial plumbing, pneumatic lines, and general piping where corrosion resistance is needed.

What are the specifications of the USA INDUSTRIALS pipe nipple ZUSA-PF-21775?

The USA INDUSTRIALS pipe nipple has a 4 in nominal pipe size, 3 1/2 in overall length, and male NPT x male NPT threaded connections. It is seamless Schedule 40 aluminum, with a maximum operating pressure of 125 psi @ 72°F. The manufacturer part number is ZUSA-PF-21775.

Where to buy USA INDUSTRIALS pipe nipple ZUSA-PF-21775 worldwide?

3G Electric supplies the USA INDUSTRIALS pipe nipple ZUSA-PF-21775 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this Schedule 40 aluminum nipple with 4 in NPT threads.

How to install a threaded aluminum pipe nipple?

Apply a compatible thread sealant or PTFE tape to the male NPT threads. Hand-tighten the nipple into the female fitting, then use wrenches on the nipple's hex section for final tightening—avoid over-torquing aluminum to prevent thread damage. Do not exceed 125 psi @ 72°F operating pressure.

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 schedule 40 threaded on both ends pipe & pipe nipples. 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
This Schedule 40 aluminum pipe nipple is threaded on both ends with Male NPT x Male NPT connections. It has a 4 in nominal pipe size and 18 in overall length, with a maximum operating pressure of 125 psi at 72°F. Used to connect piping in low-pressure fluid or air systems
USA INDUSTRIALS
This Schedule 40 aluminum pipe nipple is threaded on both ends with Male NPT x Male NPT connections. It has a 4 in nominal pipe size and 18 in overall length, with a maximum operating pressure of 125 psi at 72°F. Used to connect piping in low-pressure fluid or air systems
This Schedule 40 pipe nipple is made of aluminum and threaded on both ends with Male NPT connections. It has a 4 in nominal pipe size and 6 in overall length, rated for a maximum operating pressure of 125 psi at 72°F. Commonly used in low-pressure piping systems for air, water, or fluid transfer
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This Schedule 40 pipe nipple is made of aluminum and threaded on both ends with Male NPT connections. It has a 4 in nominal pipe size and 6 in overall length, rated for a maximum operating pressure of 125 psi at 72°F. Commonly used in low-pressure piping systems for air, water, or fluid transfer
This Schedule 40 aluminum pipe nipple is threaded on both ends with Male NPT connections. With a 2-inch nominal pipe size and 60-inch overall length, it is used to connect pipes or fittings in low-pressure fluid or air systems. Maximum operating pressure is 125 psi at 72°F
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This Schedule 40 aluminum pipe nipple is threaded on both ends with Male NPT connections. With a 2-inch nominal pipe size and 60-inch overall length, it is used to connect pipes or fittings in low-pressure fluid or air systems. Maximum operating pressure is 125 psi at 72°F
This Schedule 40 aluminum pipe nipple is threaded on both ends with Male NPT connections. It has a 2 in nominal pipe size and 72 in overall length, with a maximum operating pressure of 125 psi at 72°F. Suitable for connecting piping systems in industrial applications requiring corrosion resistance and lightweight strength
USA INDUSTRIALS
This Schedule 40 aluminum pipe nipple is threaded on both ends with Male NPT connections. It has a 2 in nominal pipe size and 72 in overall length, with a maximum operating pressure of 125 psi at 72°F. Suitable for connecting piping systems in industrial applications requiring corrosion resistance and lightweight strength
Pipe Nipple: Aluminum, 2 1/2 in Nominal Pipe Size, 24 in Overall Lg, Threaded on Both Ends, Seamless (MPN ZUSA-PF-21744)
USA INDUSTRIALS
Pipe Nipple: Aluminum, 2 1/2 in Nominal Pipe Size, 24 in Overall Lg, Threaded on Both Ends, Seamless (MPN ZUSA-PF-21744)
Pipe Nipple: Aluminum, 1 1/4 in Nominal Pipe Size, 36 in Overall Lg, Threaded on Both Ends, Seamless (MPN ZUSA-PF-21724)
USA INDUSTRIALS
Pipe Nipple: Aluminum, 1 1/4 in Nominal Pipe Size, 36 in Overall Lg, Threaded on Both Ends, Seamless (MPN ZUSA-PF-21724)

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This Schedule 40 aluminum pipe nipple is threaded on both ends with Male NPT connections. It has a 1-inch nominal pipe size, 120-inch overall length, and a maximum operating pressure of 125 psi at 72°F. Suitable for connecting piping systems in low-pressure fluid or gas lines
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This Schedule 40 aluminum pipe nipple is threaded on both ends with Male NPT connections. It has a 2 in nominal pipe size, 10 in overall length, and a maximum operating pressure of 125 psi at 72°F. Used to connect two male threaded pipes or fittings in low-pressure fluid or air systems
This aluminum pipe nipple is threaded on both ends with Male NPT connections. It is Schedule 40 rated for a maximum operating pressure of 125 psi at 72°F. Commonly used to connect male threaded fittings in low-pressure fluid or air systems
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This Schedule 40 aluminum pipe nipple is threaded on both ends with Male NPT connections. It has a 6 in nominal pipe size, 4 in overall length, and a maximum operating pressure of 125 psi at 72°F. Used to connect two male threaded pipes or fittings in low-pressure fluid or air systems
This Schedule 40 aluminum pipe nipple is threaded on both ends with Male NPT connections. It has a 1/4 in nominal pipe size, 2 in overall length, and a maximum operating pressure of 125 psi @ 72°F. Suitable for low-pressure fluid or air systems, pneumatic lines, and general industrial piping
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This Schedule 40 aluminum pipe nipple is threaded on both ends with Male NPT connections. It has a 1/4 in nominal pipe size, 2 in overall length, and a maximum operating pressure of 125 psi @ 72°F. Suitable for low-pressure fluid or air systems, pneumatic lines, and general industrial piping
This Schedule 40 aluminum pipe nipple is threaded on both ends with Male NPT connections. It has a 4 in nominal pipe size and 8 in overall length, rated for a maximum operating pressure of 125 psi at 72°F. Used to connect two male threaded pipes or fittings in low-pressure fluid or air systems
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