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PARKER Quick Connection Coupling: Coupling Body, 1/4 in Pipe x 1/8 in Pipe x 1/4 in OD Size - Chrome-Plated Brass Quick-Disconnect Tube Fittings
PARKERChrome-Plated Brass Quick-Disconnect Tube Fittings

PARKER Quick Connection Coupling: Coupling Body, 1/4 in Pipe x 1/8 in Pipe x 1/4 in OD Size

The Parker 391P-4-2 Quick Connection Coupling is a chrome-plated brass quick-disconnect tube fitting coupling body with a 1/4 in Pipe x 1/8 in Pipe x 1/4 in OD size, threaded connection, and MNPT x Tube Stem…

SKU 3G-OTH-653348

Brand
PARKER
Item
Quick Connection Coupling: Coupling Body, 1/4 in Pipe x 1/8 in Pipe x 1/4 in OD Size
Category
Chrome-Plated Brass Quick-Disconnect Tube Fittings
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Technical Specifications

PARKER
Manufacturer Part Number
391P-4-2
Type
1/4 in Pipe x 1/8 in Pipe x 1/4 in OD Size, Threaded, 5 PK
Connection Type
MNPT x Tube Stem
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PARKER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Parker 391P-4-2 Quick Connection Coupling is a chrome-plated brass quick-disconnect tube fitting coupling body with a 1/4 in Pipe x 1/8 in Pipe x 1/4 in OD size, threaded connection, and MNPT x Tube Stem connection type, sold in a 5-pack.

Frequently Asked Questions

What is the Parker 391P-4-2 quick-disconnect coupling used for?

The Parker 391P-4-2 is a chrome-plated brass quick-disconnect coupling body used in pneumatic and fluid-handling systems. It allows fast, tool-free connection and disconnection of tubing in industrial machinery, instrumentation, and control panels. The MNPT x Tube Stem connection suits compressed air and low-pressure fluid lines.

What are the specifications of the Parker 391P-4-2 coupling?

The Parker 391P-4-2 coupling body has a 1/4 in pipe x 1/8 in pipe x 1/4 in OD size, threaded MNPT x Tube Stem connection, and is chrome-plated brass. It is sold in a 5-pack. The manufacturer part number is 391P-4-2.

Where to buy Parker 391P-4-2 couplings worldwide?

3G Electric supplies the Parker 391P-4-2 quick-disconnect coupling body worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this 5-pack of chrome-plated brass fittings.

How to install a Parker 391P-4-2 quick-disconnect coupling?

To install the Parker 391P-4-2, apply thread sealant to the MNPT male threads and tighten into the mating port. Push the tube stem into the coupling body until it locks. For removal, depress the release collar and pull the tube out. Always depressurize the system before installation or disconnection.

Used in

Common applications for PARKER
Injection molding machine proportional directional control — Parker solenoid coils and proportional valve cartridges for mold-closing and hydraulic actuation circuits
Construction equipment hydraulic steering and boom control — Parker directional control valves with solenoid actuation for excavator and loader hydraulic systems
Industrial press forming systems — Parker pressure-relief and proportional directional valves for tonnage control and cycle sequencing
Material-handling conveyor systems — Parker proportional control valves with solenoid pilot stages for smooth load acceleration and deceleration
Tire-building machinery — Parker solenoid-actuated directional cartridges for synchronized multi-axis hydraulic positioning
Forestry and mobile equipment — Parker valve spools and solenoid assemblies rated for harsh-environment hydraulic circuits and mobile-duty pressure cycling

PARKER Products

3G Electric supplies PARKER chrome-plated brass quick-disconnect tube fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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