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LEGACY ARO Aluminum Quick-Connect Air Coupling Plug - ARO Aluminum Quick-Connect Air Coupling Plugs
LEGACYARO Aluminum Quick-Connect Air Coupling Plugs

LEGACY ARO Aluminum Quick-Connect Air Coupling Plug

The LEGACY Quick Connect Plug is an ARO aluminum quick-connect air coupling plug with a 1/4 in body size and 1/4 in hose fitting size. It features a sleeve locking type, male MNPT fitting, and a thread size of…

SKU 3G-OTH-473158

Also listed as: A71440B2pk · A71440B 2pk

Brand
LEGACY
Item
ARO Aluminum Quick-Connect Air Coupling Plug
Part Number
A71440B-2pk
Category
ARO Aluminum Quick-Connect Air Coupling Plugs
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Technical Specifications

LEGACY
Manufacturer Part Number
A71440B-2pk
Type
Sleeve, MNPT, 2 PK
Thread Size
1/4"-18
Fitting Type
MNPT
Hose Fitting Size
1/4 in
Hose Fitting Gender
Male
Coupling Locking Type
Sleeve

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

Product Description

The LEGACY Quick Connect Plug is an ARO aluminum quick-connect air coupling plug with a 1/4 in body size and 1/4 in hose fitting size. It features a sleeve locking type, male MNPT fitting, and a thread size of 1/4"-18, supplied as a 2-pack (MPN A71440B-2pk).

Frequently Asked Questions

What is the LEGACY Quick Connect Plug used for?

The LEGACY Quick Connect Plug is an ARO aluminum quick-connect air coupling plug used to connect pneumatic tools and hoses in industrial compressed air systems. It is suitable for applications across machining, material handling, and general plant maintenance where reliable, leak-free air connections are required.

What are the specifications of the LEGACY Quick Connect Plug A71440B-2pk?

The LEGACY Quick Connect Plug has a 1/4 in body size and 1/4 in hose fitting size, with a 1/4"-18 MNPT thread. It features a sleeve locking type, male hose fitting gender, and is made of aluminum. Supplied as a 2-pack, the manufacturer part number is A71440B-2pk.

Where to buy the LEGACY Quick Connect Plug worldwide?

3G Electric supplies the LEGACY Quick Connect Plug A71440B-2pk worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to source this ARO-style aluminum quick-connect air coupling plug for your pneumatic system needs.

How to install the LEGACY Quick Connect Plug?

To install the LEGACY Quick Connect Plug, apply thread sealant to the 1/4"-18 MNPT threads and tighten into the female port of your air tool or hose. Use a wrench on the plug's hex flats to avoid overtightening. Ensure the sleeve locking mechanism engages fully before pressurizing the system.

Used in

Common applications for LEGACY
Office environments — LEGACY L-shaped desks (e.g., LLD663047CH) for corner workstations with storage.
Pneumatic systems — LEGACY quick-connect air coupling plug kit (A73457D) for 1/4 in air line connections.
Industrial maintenance — LEGACY non-metered manual dispense gun (LCG1-01) for applying lubricants and sealants.
Assembly operations — LEGACY manual dispense gun for controlled dispensing of adhesives in hand-operated tasks.
Workspace planning — LEGACY L-shaped desks in mahogany or cherry finishes for coordinated office layouts.
Fluid handling — LEGACY dispense gun with 1/4 inch inlet for sealant application in repair and maintenance.
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LEGACY Products

3G Electric supplies LEGACY aro aluminum quick-connect air coupling plugs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This 2-pack of LEGACY ARO-style aluminum quick-connect plugs features a sleeve locking mechanism and 1/4"-18 FNPT threads. Designed for use in compressed air systems, these plugs allow rapid connection and disconnection of pneumatic tools and hoses in industrial maintenance and repair applications
LEGACY
This 2-pack of LEGACY ARO-style aluminum quick-connect plugs features a sleeve locking mechanism and 1/4"-18 FNPT threads. Designed for use in compressed air systems, these plugs allow rapid connection and disconnection of pneumatic tools and hoses in industrial maintenance and repair applications

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