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PARKER Metal Pipe Straight: Straight, Carbon Steel, 3/8 in x 1/4 in - Threaded Instrumentation Extreme-Pressure Pipe Fittings
PARKERThreaded Instrumentation Extreme-Pressure Pipe Fittings

PARKER Metal Pipe Straight: Straight, Carbon Steel, 3/8 in x 1/4 in

The PARKER Metal Pipe Straight is a threaded instrumentation extreme-pressure pipe fitting, specifically a carbon steel bushing with a 3/8 in x 1/4 in fitting pipe size and a maximum operating pressure of 5,600 psi…

SKU 3G-OTH-474725

Brand
PARKER
Item
Metal Pipe Straight: Straight, Carbon Steel, 3/8 in x 1/4 in
Category
Threaded Instrumentation Extreme-Pressure Pipe Fittings
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Technical Specifications

PARKER
Manufacturer Part Number
6-4 RB-S
Type
Carbon Steel, 3/8 in x 1/4 in, 5,600 psi
Connector Type
Bushing
Fitting Pipe Size
3/8 in x 1/4 in
Pipe Fitting Material
Carbon Steel
Maximum Operating Pressure
5,600 psi
(DO NOT SEND) Manufacturer Location
Globally Sourced
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PARKER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PARKER Metal Pipe Straight is a threaded instrumentation extreme-pressure pipe fitting, specifically a carbon steel bushing with a 3/8 in x 1/4 in fitting pipe size and a maximum operating pressure of 5,600 psi (MPN 6-4 RB-S).

Frequently Asked Questions

What is the PARKER 6-4 RB-S metal pipe straight used for?

The PARKER 6-4 RB-S is a carbon steel bushing used to reduce pipe size in high-pressure instrumentation systems. It connects a 3/8 in line to a 1/4 in line, handling up to 5,600 psi in extreme-pressure applications across industrial fluid power and process control.

What are the specifications of the PARKER 6-4 RB-S pipe fitting?

The PARKER 6-4 RB-S is a threaded instrumentation extreme-pressure pipe fitting. It is a carbon steel bushing with a 3/8 in x 1/4 in fitting pipe size and a maximum operating pressure of 5,600 psi. The manufacturer part number is 6-4 RB-S.

Where to buy the PARKER 6-4 RB-S pipe fitting worldwide?

3G Electric supplies the PARKER 6-4 RB-S carbon steel bushing to customers worldwide. We handle full logistics, customs clearance, and delivery for global orders. Contact our team to source this extreme-pressure pipe fitting for your instrumentation system.

How to select the correct PARKER pipe bushing for high-pressure systems?

To select the correct PARKER bushing, match the larger and smaller pipe sizes (e.g., 3/8 in x 1/4 in) and confirm the maximum operating pressure rating (5,600 psi) meets your system requirements. Ensure the carbon steel material is compatible with your fluid and temperature conditions.

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 instrumentation extreme-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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PARKER Metal Pipe Straight: Straight, Carbon Steel, 1/4 in x 1/8 in, 7,000 psi (MPN 4-2 FHC-S). Key specifications — Pipe Fitting Material: Carbon Steel; Brand: PARKER; Maximum Operating Pressure: 7,000 psi; Connector Type: Coupling; (DO NOT SEND) Manufacturer Location: Globally Sourced; Fitting Pipe Size: 1/4 in x 1/8 in.
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PARKER Metal Pipe Straight: Straight, Carbon Steel, 1/4 in x 1/4 in, 7,000 psi (MPN 4-4 FHC-S). Key specifications — Pipe Fitting Material: Carbon Steel; Brand: PARKER; Maximum Operating Pressure: 7,000 psi; Connector Type: Coupling; (DO NOT SEND) Manufacturer Location: Globally Sourced; Fitting Pipe Size: 1/4 in x 1/4 in.
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PARKER Metal Pipe Straight: Straight, Carbon Steel, 1/4 in x 1/4 in, 7,000 psi (MPN 4-4 FHC-S). Key specifications — Pipe Fitting Material: Carbon Steel; Brand: PARKER; Maximum Operating Pressure: 7,000 psi; Connector Type: Coupling; (DO NOT SEND) Manufacturer Location: Globally Sourced; Fitting Pipe Size: 1/4 in x 1/4 in.
PARKER Metal Pipe Straight: Straight, Carbon Steel, 1 in x 1/2 in, 4,900 psi (MPN 16-8 RB-S). Key specifications — Pipe Fitting Material: Carbon Steel; Brand: PARKER; Maximum Operating Pressure: 4,900 psi; Connector Type: Bushing; (DO NOT SEND) Manufacturer Location: Globally Sourced; Fitting Pipe Size: 1 in x 1/2 in.
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PARKER Metal Pipe Straight: Straight, Carbon Steel, 1 in x 1/2 in, 4,900 psi (MPN 16-8 RB-S). Key specifications — Pipe Fitting Material: Carbon Steel; Brand: PARKER; Maximum Operating Pressure: 4,900 psi; Connector Type: Bushing; (DO NOT SEND) Manufacturer Location: Globally Sourced; Fitting Pipe Size: 1 in x 1/2 in.
PARKER Metal Pipe Elbow: 90° Elbow, Carbon Steel, 1/4 in x 1/4 in, 6,000 psi (MPN 4-4 SE-S). Key specifications — Pipe Fitting Material: Carbon Steel; Brand: PARKER; Maximum Operating Pressure: 6,000 psi; (DO NOT SEND) Manufacturer Location: Globally Sourced; Fitting Pipe Size: 1/4 in x 1/4 in.
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PARKER Metal Pipe Elbow: 90° Elbow, Carbon Steel, 1/4 in x 1/4 in, 6,000 psi (MPN 4-4 SE-S). Key specifications — Pipe Fitting Material: Carbon Steel; Brand: PARKER; Maximum Operating Pressure: 6,000 psi; (DO NOT SEND) Manufacturer Location: Globally Sourced; Fitting Pipe Size: 1/4 in x 1/4 in.
PARKER Metal Pipe Straight: Straight, Carbon Steel, 3/8 in x 3/8 in, 5,600 psi (MPN 6-6 FHC-S). Key specifications — Pipe Fitting Material: Carbon Steel; Brand: PARKER; Maximum Operating Pressure: 5,600 psi; Connector Type: Coupling; (DO NOT SEND) Manufacturer Location: Globally Sourced; Fitting Pipe Size: 3/8 in x 3/8 in.
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PARKER Metal Pipe Straight: Straight, Carbon Steel, 3/8 in x 3/8 in, 5,600 psi (MPN 6-6 FHC-S). Key specifications — Pipe Fitting Material: Carbon Steel; Brand: PARKER; Maximum Operating Pressure: 5,600 psi; Connector Type: Coupling; (DO NOT SEND) Manufacturer Location: Globally Sourced; Fitting Pipe Size: 3/8 in x 3/8 in.
PARKER Metal Pipe Tee: Tee, Carbon Steel, 1/4 in x 1/4 in x 1/4 in, 6,000 psi (MPN 4-4-4 ST-S). Key specifications — Pipe Fitting Material: Carbon Steel; Brand: PARKER; Maximum Operating Pressure: 6,000 psi; Connector Type: Adapter; (DO NOT SEND) Manufacturer Location: Globally Sourced; Fitting Pipe Size: 1/4 in x 1/4 in x 1/4 in.
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PARKER Metal Pipe Elbow: 90° Elbow, Carbon Steel, 1/2 in x 1/2 in, 4,800 psi (MPN 8-8 SE-S). Key specifications — Pipe Fitting Material: Carbon Steel; Brand: PARKER; Maximum Operating Pressure: 4,800 psi; (DO NOT SEND) Manufacturer Location: Globally Sourced; Fitting Pipe Size: 1/2 in x 1/2 in.
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PARKER Metal Pipe Elbow: 90° Elbow, Carbon Steel, 1/2 in x 1/2 in, 4,800 psi (MPN 8-8 SE-S). Key specifications — Pipe Fitting Material: Carbon Steel; Brand: PARKER; Maximum Operating Pressure: 4,800 psi; (DO NOT SEND) Manufacturer Location: Globally Sourced; Fitting Pipe Size: 1/2 in x 1/2 in.
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