AIGNEP USAIndustrial Interchange Brass Safety Exhaust Quick-Connect Air Couplings

AIGNEP USA Quick Connect Hose Coupling: 1/4 in Body Size, 1/4 in Hose Fitting Size

SKU 3G-OTH-458251

Brand

AIGNEP USA

Item

Quick Connect Hose Coupling: 1/4 in Body Size, 1/4 in Hose Fitting Size

Technical Specifications

AIGNEP USA

Manufacturer Part Number

80621-04 

Type

Safety Vent 

Thread Size

1/4" -18 

Hose Fitting Size

1/4 in 

Hose Fitting Gender

Male 

Coupling Locking Type

Safety Vent 

View Full Spec Sheet

Technical Documents

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AIGNEP USA Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The AIGNEP USA Quick Connect Hose Coupling (MPN 80621-04) is an industrial interchange brass safety exhaust quick-connect air coupling with a 1/4 in body size and a 1/4 in male hose fitting. It features a Safety Vent locking type and a 1/4" -18 thread size, designed for secure, vented disconnection in pneumatic systems.

Frequently Asked Questions

What is the AIGNEP USA 80621-04 quick connect hose coupling used for?

The AIGNEP USA 80621-04 is a brass safety exhaust quick-connect air coupling used in pneumatic systems to securely connect and disconnect air hoses. Its Safety Vent locking type allows vented disconnection, reducing hose whip risk in industrial machining, material handling, and assembly applications.

What are the specifications of the AIGNEP USA 80621-04 coupling?

The AIGNEP USA 80621-04 coupling has a 1/4 in body size, 1/4 in male hose fitting, and 1/4" -18 thread size. It is made of brass with a Safety Vent locking type for secure, vented disconnection. The manufacturer part number is 80621-04.

Where to buy the AIGNEP USA 80621-04 coupling worldwide?

3G Electric supplies the AIGNEP USA 80621-04 coupling worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this brass safety exhaust quick-connect coupling to your facility. Contact us for availability and lead time.

How to install the AIGNEP USA 80621-04 safety vent coupling?

To install the AIGNEP USA 80621-04 coupling, ensure the male thread (1/4" -18) is clean and apply thread sealant. Hand-tighten into the female port, then use a wrench for a secure fit—avoid overtightening. Always depressurize the system before disconnection to engage the Safety Vent feature safely.

Used in

Common applications for AIGNEP USA

Pneumatic actuator speed control — AIGNEP USA elbow-style speed control valves (e.g., 88973-04-04) regulate cylinder extension and retraction rates.

Compressed air system backflow prevention — AIGNEP USA check valves (e.g., 82663-06) prevent reverse flow in air distribution lines.

Quick exhaust for cylinder retraction — AIGNEP USA quick exhaust valves (e.g., 82650-06) accelerate exhaust air from pneumatic actuators.

Flow regulation in control panels — AIGNEP USA universal flow control valves (e.g., 88953-06-04) adjust air flow in manifold or panel-mounted circuits.

Pneumatic tool supply lines — AIGNEP USA check valves maintain pressure in tool feed lines and prevent backflow during tool changes.

Automated assembly line pneumatic circuits — AIGNEP USA speed control valves (e.g., 88977-04-04) fine-tune motion in pick-and-place or clamping operations.

AIGNEP USA Products

3G Electric supplies AIGNEP USA industrial interchange brass safety exhaust quick-connect air couplings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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