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JB INDUSTRIES PR-300 Cover Assembly with Sight Glass and Drain Valve - Pneumatics
JB INDUSTRIESPneumatics

JB INDUSTRIES PR-300 Cover Assembly with Sight Glass and Drain Valve

JB INDUSTRIES Pneumatics. Specifications: Type: Cover Assembly.

SKU 3G-OTH-144834

Also listed as: PR300 · PR 300

Brand
JB INDUSTRIES
Item
PR-300 Cover Assembly with Sight Glass and Drain Valve
Part Number
PR-300
Category
Pneumatics
Available to Order
Also known as:PR-300JB INDUSTRIES
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
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Technical Specifications

JB INDUSTRIES
Manufacturer Part Number
PR-300
Type
Cover Assembly

Technical Documents

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

Product Description

JB INDUSTRIES Pneumatics. Specifications: Type: Cover Assembly.

Frequently Asked Questions

What is the JB INDUSTRIES PR-300 cover assembly used for?

The JB INDUSTRIES PR-300 cover assembly with sight glass and drain valve is used in pneumatic systems to provide access for maintenance and visual monitoring of fluid levels. It is commonly applied in industrial air compressors, filtration units, and fluid reservoirs where reliable sealing and drainage are required.

What are the specifications of the JB INDUSTRIES PR-300 cover assembly?

The JB INDUSTRIES PR-300 is a cover assembly that includes a sight glass and drain valve. Its manufacturer part number is PR-300, and it is classified as a pneumatics component. The assembly is designed for integration into fluid-handling systems requiring visual level indication and controlled drainage.

Where to buy the JB INDUSTRIES PR-300 cover assembly worldwide?

You can source the JB INDUSTRIES PR-300 cover assembly through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this pneumatic component.

How to install the JB INDUSTRIES PR-300 cover assembly?

To install the JB INDUSTRIES PR-300 cover assembly, first ensure the system is depressurized and drained. Align the gasket or O-ring (if applicable) with the mounting flange, then secure the cover using the appropriate bolts to the manufacturer's torque specification. Verify the sight glass is clean and the drain valve operates freely before pressurizing.

Used in

Common applications for JB INDUSTRIES
HVAC/R service — JB Industries evacuation pump oil (ISO-46) for lubricating vacuum pumps during system evacuation.
Refrigeration system maintenance — JB Industries valve cores (A31999-25) for service ports in charging, evacuation, or testing.
Refrigeration metering — JB Industries capillary tubing (TC-31-12) with 0.031 in ID for precise refrigerant flow control.
HVAC system repair — JB Industries capillary tubing (TC-50-100) with 0.05 in ID and 100 ft length for custom metering applications.
Commercial refrigeration — JB Industries capillary tubing (TC-100-10) with 0.1 in ID for higher flow metering needs.
Industrial cooling — JB Industries valve cores and capillary tubing for maintaining refrigerant circuits in process cooling systems.
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JB INDUSTRIES Products

3G Electric supplies JB INDUSTRIES pneumatics. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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