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PARKER Metal Pipe Straight: Straight, 3/4 in x 1/2 in - Threaded High-Pressure Pipe Fittings
PARKERThreaded High-Pressure Pipe Fittings

PARKER Metal Pipe Straight: Straight, 3/4 in x 1/2 in

The PARKER Metal Pipe Straight is a threaded high-pressure pipe fitting (MPN 12-8 RB-B) with a 3/4 in Male NPT Threaded x 1/2 in Female NPT Threaded configuration, rated for a maximum operating pressure of 2,800 psi.

SKU 3G-OTH-477290

Brand
PARKER
Item
Metal Pipe Straight: Straight, 3/4 in x 1/2 in
Category
Threaded High-Pressure Pipe Fittings
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Technical Specifications

PARKER
Manufacturer Part Number
12-8 RB-B
Type
3/4 in x 1/2 in, Male NPT Threaded x Female NPT Threaded
Maximum Operating Pressure
2,800 psi
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PARKER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PARKER Metal Pipe Straight is a threaded high-pressure pipe fitting (MPN 12-8 RB-B) with a 3/4 in Male NPT Threaded x 1/2 in Female NPT Threaded configuration, rated for a maximum operating pressure of 2,800 psi.

Frequently Asked Questions

What is the PARKER Metal Pipe Straight used for?

The PARKER Metal Pipe Straight (MPN 12-8 RB-B) is a threaded high-pressure pipe fitting used to connect or extend metal piping in hydraulic, pneumatic, and fluid-handling systems. It is suitable for industrial applications requiring a reliable, leak-resistant joint at pressures up to 2,800 psi.

What are the specifications of the PARKER 12-8 RB-B pipe fitting?

The PARKER 12-8 RB-B is a straight metal pipe fitting with a 3/4 in Male NPT Threaded x 1/2 in Female NPT Threaded configuration. It has a maximum operating pressure of 2,800 psi. The fitting is designed for high-pressure fluid systems and is made by PARKER, a trusted brand in industrial components.

Where to buy PARKER pipe fittings worldwide?

3G Electric supplies PARKER pipe fittings like the 12-8 RB-B to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine PARKER components and support your procurement needs across multiple departments.

How to install a PARKER threaded pipe fitting?

To install a PARKER threaded pipe fitting, clean both male and female threads, apply a compatible thread sealant or PTFE tape, and hand-tighten the connection. Use a wrench to snug the fitting to the recommended torque—avoid overtightening to prevent thread damage. Always verify pressure ratings before system startup.

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 threaded high-pressure pipe fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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