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JB INDUSTRIES Valve Core: 1 1/2 in Lg, Connection 1/4 in - Refrigeration Valve Cores & Depressors
JB INDUSTRIESRefrigeration Valve Cores & Depressors

JB INDUSTRIES Valve Core: 1 1/2 in Lg, Connection 1/4 in

The JB INDUSTRIES Valve Core (MPN A31999-100) is a refrigeration valve core with a 1 1/2 in length and 1/4 in connection size. Constructed from brass, it includes a PTFE barrel gasket seal and a neoprene cup washer.

SKU 3G-OTH-73209

Brand
JB INDUSTRIES
Item
Valve Core: 1 1/2 in Lg, Connection 1/4 in
Category
Refrigeration Valve Cores & Depressors
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Technical Specifications

JB INDUSTRIES
Manufacturer Part Number
A31999-100
Material
Brass
Features
PTFE Barrel Gasket Seal
Includes
Neoprene Cup Washer
Product Type
Valve Core
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JB INDUSTRIES Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The JB INDUSTRIES Valve Core (MPN A31999-100) is a refrigeration valve core with a 1 1/2 in length and 1/4 in connection size. Constructed from brass, it includes a PTFE barrel gasket seal and a neoprene cup washer.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the JB INDUSTRIES Valve Core A31999-100 used for?

The JB INDUSTRIES Valve Core A31999-100 is used in refrigeration systems to seal service ports and allow refrigerant access for charging, evacuation, or pressure testing. Its brass construction and PTFE barrel gasket seal provide reliable leak resistance in HVACR applications.

What are the specifications of the JB INDUSTRIES Valve Core A31999-100?

The JB INDUSTRIES Valve Core A31999-100 has a 1 1/2 in length and 1/4 in connection size. It is made of brass, includes a neoprene cup washer, and features a PTFE barrel gasket seal. The manufacturer part number is A31999-100.

Where to buy the JB INDUSTRIES Valve Core A31999-100 worldwide?

You can source the JB INDUSTRIES Valve Core A31999-100 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.

How to install the JB INDUSTRIES Valve Core A31999-100?

To install the JB INDUSTRIES Valve Core A31999-100, first depressurize the system. Use a valve core tool to remove the old core, then insert the new core with the neoprene cup washer facing the seat. Tighten to manufacturer torque specs and leak-test with an electronic detector.

Used in

Common applications for JB INDUSTRIES
Refrigeration system servicing — JB INDUSTRIES analog pressure gauges (QC-G864) for monitoring low-side pressures
HVACR installation — JB INDUSTRIES capillary tubing (TC-36-12) for metering refrigerant in split systems
Commercial air-conditioning maintenance — JB INDUSTRIES saddle piercing valves (A32906) for adding access ports to copper lines
Evacuation and charging — JB INDUSTRIES valve core removers (CM-CRTOOL) for rapid core extraction during pump-down
Field service hose connections — JB INDUSTRIES low side charging hoses (CLS-60B) for connecting manifold gauges to systems
Flow control in service lines — JB INDUSTRIES mini ball valves (MBV5-03) for isolating sections during repair

JB INDUSTRIES Products

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

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JB INDUSTRIES Valve Core: Connection 1/4 in (MPN A31999). Key specifications — Includes: Neoprene Cup Washer; Product Type: Valve Core; Brand: JB INDUSTRIES; Manufacturer Part Number: A31999; Features: Neoprene Cup Washer; Material: Brass.
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JB INDUSTRIES Valve Core: 2 3/8 in Lg, Connection 1/4 in, 1/4 in (MPN A31999-25). Key specifications — Includes: Neoprene Cup Washer; Product Type: Valve Core; Brand: JB INDUSTRIES; Manufacturer Part Number: A31999-25; Features: PTFE Barrel Gasket Seal; Material: Brass.
JB INDUSTRIES Valve Core: 2 3/8 in Lg, Connection 1/4 in, 1/4 in (MPN A31999-G). Key specifications — Includes: Neoprene Cup Washer; Product Type: Valve Core; Brand: JB INDUSTRIES; Manufacturer Part Number: A31999-G; Features: PTFE Barrel Gasket Seal; Material: Brass.
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