Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

JB INDUSTRIES Valve Core: Connection 1/4 in (MPN A31999) - Refrigeration Valve Cores & Depressors
JB INDUSTRIESRefrigeration Valve Cores & Depressors

JB INDUSTRIES Valve Core: Connection 1/4 in (MPN A31999)

The JB INDUSTRIES Valve Core (MPN A31999) is a brass refrigeration valve core with a 1/4-inch connection. It includes a neoprene cup washer and is designed for use in refrigeration systems.

SKU 3G-OTH-73183

Brand
JB INDUSTRIES
Item
Valve Core: Connection 1/4 in
Category
Refrigeration Valve Cores & Depressors
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

JB INDUSTRIES
Manufacturer Part Number
A31999
Material
Brass
Features
Neoprene Cup Washer
Includes
Neoprene Cup Washer
Product Type
Valve Core
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The JB INDUSTRIES Valve Core (MPN A31999) is a brass refrigeration valve core with a 1/4-inch connection. It includes a neoprene cup washer and is designed for use in refrigeration systems.

Frequently Asked Questions

What is the JB INDUSTRIES Valve Core A31999 used for?

The JB INDUSTRIES Valve Core A31999 is a brass refrigeration valve core with a 1/4-inch connection, used to seal service ports on refrigeration and HVAC systems. It includes a neoprene cup washer for reliable sealing. 3G Electric supplies this component globally for maintenance and repair applications.

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

The JB INDUSTRIES Valve Core A31999 features a brass construction, a 1/4-inch connection, and includes a neoprene cup washer. It is a refrigeration valve core designed for sealing service ports. 3G Electric sources this genuine JB INDUSTRIES part for worldwide delivery.

Where to buy the JB INDUSTRIES Valve Core A31999 worldwide?

3G Electric supplies the JB INDUSTRIES Valve Core A31999 to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us to order this genuine JB INDUSTRIES refrigeration valve core with a 1/4-inch connection and neoprene cup washer.

How to install the JB INDUSTRIES Valve Core A31999?

To install the JB INDUSTRIES Valve Core A31999, ensure the system is depressurized, then thread the brass valve core into the 1/4-inch service port. Tighten securely using a valve core tool. The neoprene cup washer provides a leak-tight seal. 3G Electric can supply this part for your refrigeration maintenance needs.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Similar products

Matched by specification & description
JB INDUSTRIES Valve Core Remover: 1 5/8 in Lg, 1/4 in Male SAE (MPN A32500N-G). Key specifications — Application: Recovery; Product Type: Valve Core Remover; Brand: JB INDUSTRIES; Manufacturer Part Number: A32500N-G.
JB INDUSTRIES
JB INDUSTRIES Valve Core Remover: 1 5/8 in Lg, 1/4 in Male SAE (MPN A32500N-G). Key specifications — Application: Recovery; Product Type: Valve Core Remover; Brand: JB INDUSTRIES; Manufacturer Part Number: A32500N-G.
JB INDUSTRIES Valve Core Remover: 3 1/4 in Lg, Brass, 1/4 in Male SAE, 1/4 in Male SAE (MPN A32525SV). Key specifications — Application: Evacuation; Product Type: Valve Core Remover; Brand: JB INDUSTRIES; Body Material: Brass; Manufacturer Part Number: A32525SV.
JB INDUSTRIES
JB INDUSTRIES Valve Core Remover: 3 1/4 in Lg, Brass, 1/4 in Male SAE, 1/4 in Male SAE (MPN A32525SV). Key specifications — Application: Evacuation; Product Type: Valve Core Remover; Brand: JB INDUSTRIES; Body Material: Brass; Manufacturer Part Number: A32525SV.
JB INDUSTRIES Valve Core Remover: 3 1/4 in Lg, Brass, 5/16 in Male SAE, 1/4 in Male SAE (MPN A32535SV). Key specifications — Application: Evacuation; Product Type: Valve Core Remover; Brand: JB INDUSTRIES; Body Material: Brass; Manufacturer Part Number: A32535SV.
JB INDUSTRIES
JB INDUSTRIES Valve Core Remover: 3 1/4 in Lg, Brass, 5/16 in Male SAE, 1/4 in Male SAE (MPN A32535SV). Key specifications — Application: Evacuation; Product Type: Valve Core Remover; Brand: JB INDUSTRIES; Body Material: Brass; Manufacturer Part Number: A32535SV.
JB INDUSTRIES Valve Core Tool Kit: 1 5/8 in Lg (MPN A32004-G). Key specifications — Product Type: Valve Core Tool Kit; Brand: JB INDUSTRIES; Manufacturer Part Number: A32004-G; Features: Hollow Handle for Storage.
JB INDUSTRIES
JB INDUSTRIES Valve Core Tool Kit: 1 5/8 in Lg (MPN A32004-G). Key specifications — Product Type: Valve Core Tool Kit; Brand: JB INDUSTRIES; Manufacturer Part Number: A32004-G; Features: Hollow Handle for Storage.
JB INDUSTRIES Valve Core Remover: 3 in Lg, 5/16 in Male SAE, 1/4 in Male SAE (MPN A32535N). Key specifications — Application: Evacuation; Product Type: Valve Core Remover; Brand: JB INDUSTRIES; Manufacturer Part Number: A32535N.
JB INDUSTRIES
JB INDUSTRIES Valve Core Remover: 3 in Lg, 5/16 in Male SAE, 1/4 in Male SAE (MPN A32535N). Key specifications — Application: Evacuation; Product Type: Valve Core Remover; Brand: JB INDUSTRIES; Manufacturer Part Number: A32535N.
JB INDUSTRIES Valve Core Remover: 3 1/4 in Lg, Brass, 5/16 in Male SAE, 1/4 in Male SAE (MPN A32535SVT). Key specifications — Application: Evacuation; Includes: Torque Knob; Product Type: Valve Core Remover; Brand: JB INDUSTRIES; Body Material: Brass; Manufacturer Part Number: A32535SVT.
JB INDUSTRIES
JB INDUSTRIES Valve Core Remover: 3 1/4 in Lg, Brass, 5/16 in Male SAE, 1/4 in Male SAE (MPN A32535SVT). Key specifications — Application: Evacuation; Includes: Torque Knob; Product Type: Valve Core Remover; Brand: JB INDUSTRIES; Body Material: Brass; Manufacturer Part Number: A32535SVT.

More from JB INDUSTRIES

View all JB INDUSTRIES parts
JB INDUSTRIES Valve Core: 1 1/2 in Lg, Connection 1/4 in, 1/4 in (MPN A31999-100). Key specifications — Includes: Neoprene Cup Washer; Product Type: Valve Core; Brand: JB INDUSTRIES; Manufacturer Part Number: A31999-100; Features: PTFE Barrel Gasket Seal; Material: Brass.
JB INDUSTRIES
JB INDUSTRIES Valve Core: 1 1/2 in Lg, Connection 1/4 in, 1/4 in (MPN A31999-100). Key specifications — Includes: Neoprene Cup Washer; Product Type: Valve Core; Brand: JB INDUSTRIES; Manufacturer Part Number: A31999-100; Features: PTFE Barrel Gasket Seal; Material: Brass.
JB INDUSTRIES Valve Core: 2 3/8 in Lg, Connection 1/4 in, 1/4 in (MPN A31999-25). 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
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.
JB INDUSTRIES
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.