We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
Image not available
AROFittings & Adapters

ARO 94478-1 Polypropylene NPT Plug, Gray

The ARO Plug (SKU 3G-OTH-91518) is a polypropylene fitting and adapter with a gray NPT thread design. This plug is compatible with ARO brand systems and is identified by manufacturer part number 94478-1, matching…

SKU 3G-OTH-91518

Also listed as: 944781 · 94478 1

Brand
ARO
Item
94478-1 Polypropylene NPT Plug, Gray
Part Number
94478-1
Category
Fittings & Adapters
Available to Order
Also known as:94478-1ARO
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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

ARO
Manufacturer Part Number
94478-1
Type
Polypropylene, Gray, Polypropylene, Gray, NPT, Polypropylene
Material
Polypropylene
NPT
Plug
Product Type
Plug, Polypropylene, Gray, NPT
Compatible with Brand
ARO
Compatible with Manufacturer Model Number
PD03P-ARS-PAA

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The ARO Plug (SKU 3G-OTH-91518) is a polypropylene fitting and adapter with a gray NPT thread design. This plug is compatible with ARO brand systems and is identified by manufacturer part number 94478-1, matching part number 2CAU1 and manufacturer model number PD03P-ARS-PAA.

Frequently Asked Questions

What is the ARO Plug 94478-1 used for?

The ARO Plug 94478-1 is a polypropylene fitting used to seal NPT threaded ports in fluid-handling systems. It is commonly applied in industrial piping, pneumatic circuits, and chemical-transfer lines where corrosion resistance and a secure, leak-free seal are required.

What are the specifications of the ARO Plug 94478-1?

The ARO Plug 94478-1 is made of polypropylene with a gray NPT thread design. It is compatible with ARO brand systems and matches part number PD03P-ARS-PAA and manufacturer model number PD03P-ARS-PAA. The product type is Plug, Polypropylene, Gray, NPT.

Where to buy the ARO Plug 94478-1 worldwide?

3G Electric supplies the ARO Plug 94478-1 to customers worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the ARO Plug 94478-1?

To install the ARO Plug 94478-1, clean the NPT female port threads and apply a compatible thread sealant. Hand-tighten the plug into the port, then use a wrench for a final quarter turn. Avoid over-tightening to prevent cracking the polypropylene material.

Used in

Common applications for ARO
Chemical processing — ARO AODD pumps with PTFE diaphragms and check valves for transferring corrosive acids and solvents.
Wastewater treatment — ARO aluminum-housing AODD pumps handling sludge and abrasive slurries in treatment plants.
Packaging automation — ARO PremAir series solenoid valves controlling pneumatic actuators on filling and sealing machines.
Mining operations — ARO 316 stainless steel AODD pumps for dewatering and transferring abrasive mine tailings.
Material handling — ARO MaxAir series foot pedal valves for manual control of conveyor diverters and lift tables.
Maintenance repair — ARO repair kits for field servicing of lower pump assemblies in industrial fluid systems.
Not sure this is the right part? Photo-identify it

ARO Products

3G Electric supplies ARO fittings & adapters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
ARO
ARO
Polypropylene plug pipe for sealing or capping fluid ports in pneumatic and fluid-handling systems. Compatible with ARO model PD05P-ARS-PGG-B. Provides corrosion resistance and a secure seal
ARO
ARO
This polypropylene plug features NPT threads and a natural finish. It is used to seal ports in fluid-handling systems, providing corrosion resistance in industrial applications
ARO
ARO
This acetal plug with NPT threads is used to seal or close ports in pneumatic and fluid-handling systems. It is compatible with ARO equipment, including model PD03P-AES-DTT. The orange color aids in identification
ARO
ARO
This acetal plug pipe fitting is used to seal fluid ports in pneumatic or industrial systems. It is compatible with ARO equipment and model PD05P-AES-DAA-B. The orange acetal construction provides corrosion resistance for general-purpose plugging applications
ARO
ARO
Polypropylene swivel fitting for fluid or air lines, allowing rotational movement while maintaining a leak-resistant connection. Compatible with ARO model 6661A3-34B-C. Used in industrial fluid-handling systems, paint-spray equipment, and chemical-transfer applications
ARO
ARO
This plug is a small fitting used to seal or cap ports in pneumatic equipment. It is compatible with ARO model PD05P-ALS-KAA-B. Suitable for maintenance and repair of diaphragm pumps and fluid-handling systems

More from ARO

View all ARO parts
ARO
ARO
This plug pipe fitting is used to seal or cap pipe openings in pneumatic or fluid-handling systems. It is compatible with ARO brand equipment and is commonly applied in industrial maintenance, assembly, and process lines where reliable pipe termination is required
ARO
ARO
This piston plug is a 2/3-inch fitting designed to seal or cap ports in pneumatic and fluid-handling systems. It is compatible with ARO equipment, including model PD20A-AAP-GGG-G. The plug helps maintain system integrity and leak-free operation in industrial fluid-transfer applications
ARO
ARO
Polypropylene swivel fitting and adapter for fluid or air lines. Allows rotational movement to reduce hose kinking and strain. Suitable for industrial fluid-handling, chemical transfer, and pneumatic systems requiring corrosion resistance
ARO
ARO
This plug precoated fitting is designed to seal or cap fluid ports in industrial pneumatic and fluid-handling systems. Compatible with ARO equipment, it provides reliable port closure in applications such as manufacturing and process control
ARO
ARO
Aluminum plug fitting designed to seal or cap fluid ports in industrial pumping and material-handling systems. Compatible with ARO equipment and model number 670042. Suitable for applications requiring a corrosion-resistant aluminum plug
ARO
ARO
Plug pipe fitting designed to seal or cap fluid ports in ARO pump and pneumatic equipment. Compatible with ARO model PD05R-ASS-STT-B. Used for system isolation during maintenance or reconfiguration
ARO
ARO
This plug is designed to seal or cap valve housings in pneumatic and fluid-handling systems. It is compatible with ARO model PD15P-YPS-PAA. Suitable for maintenance and repair applications in industrial settings
ARO
ARO
This plug pipe is a white polyvinylidene fitting used to seal or cap fluid ports in industrial piping systems. It is compatible with ARO model PD05P-ALS-KAA-B and is commonly applied in pneumatic and fluid-handling assemblies where chemical resistance is required

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first