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PARKER Compression Fitting Plug: 1/4 in OD Fitting Size, NPTF, Brass - Self-Aligning Brass Compression Fittings
PARKERSelf-Aligning Brass Compression Fittings

PARKER Compression Fitting Plug: 1/4 in OD Fitting Size, NPTF, Brass

The PARKER Compression Fitting Plug (MPN 639CA-4) is a self-aligning brass compression fitting with a 1/4 in OD fitting size and NPTF threads, supplied in a 25-pack. This plug is designed for sealing unused ports in…

SKU 3G-OTH-470595

Also listed as: 639CA4 · 639CA 4

Brand
PARKER
Item
Compression Fitting Plug: 1/4 in OD Fitting Size, NPTF, Brass
Category
Self-Aligning Brass Compression Fittings
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

PARKER
Manufacturer Part Number
639CA-4
Type
NPTF, Brass, 25 PK

Technical Documents

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

Product Description

The PARKER Compression Fitting Plug (MPN 639CA-4) is a self-aligning brass compression fitting with a 1/4 in OD fitting size and NPTF threads, supplied in a 25-pack. This plug is designed for sealing unused ports in PARKER compression fitting systems.

Frequently Asked Questions

What is a PARKER compression fitting plug used for?

A PARKER compression fitting plug seals unused ports in brass compression fitting systems, preventing leaks and maintaining system pressure. It is commonly used in pneumatic, hydraulic, and instrumentation applications where a reliable, leak-free seal is required.

What are the specifications of the PARKER 639CA-4 compression fitting plug?

The PARKER 639CA-4 is a self-aligning brass compression fitting plug with a 1/4 in OD fitting size and NPTF threads. It is supplied in a 25-pack. This plug is designed to seal unused ports in PARKER compression fitting systems.

Where to buy PARKER compression fitting plugs worldwide?

3G Electric supplies PARKER compression fitting plugs worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine PARKER components to your facility. Contact us for pricing and lead time on the 639CA-4.

How to install a PARKER compression fitting plug?

To install a PARKER compression fitting plug, ensure the port threads are clean and apply a suitable thread sealant compatible with brass and NPTF threads. Hand-tighten the plug, then use a wrench for an additional 1/4 to 1/2 turn. Do not overtighten to avoid damaging the fitting.

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 self-aligning brass compression fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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