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

3G Electric
RFQ CartGet a QuoteSign inSign up
JB INDUSTRIES Quick Coupler: 3 in Lg, 180° Angle, Input 5/16 in Male SAE Right-Hand - Manifold Hose Adapters, Couplers & Unions
JB INDUSTRIESManifold Hose Adapters, Couplers & Unions

JB INDUSTRIES Quick Coupler: 3 in Lg, 180° Angle, Input 5/16 in Male SAE Right-Hand

The JB INDUSTRIES Quick Coupler (MPN A31665) is a brass manifold hose adapter designed for 180° angle connections. It features a 3-inch length and a 5/16-inch male SAE right-hand input, and is A2L compatible.

SKU 3G-OTH-71888

Brand
JB INDUSTRIES
Item
Quick Coupler: 3 in Lg, 180° Angle, Input 5/16 in Male SAE Right-Hand
Category
Manifold Hose Adapters, Couplers & Unions
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
A31665
Type
Input 5/16 in Male SAE Right-Hand, A2L Compatible
Material
Brass
Angle
180°
Product Type
Quick Coupler
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 Quick Coupler (MPN A31665) is a brass manifold hose adapter designed for 180° angle connections. It features a 3-inch length and a 5/16-inch male SAE right-hand input, and is A2L compatible.

Frequently Asked Questions

What is the JB INDUSTRIES Quick Coupler A31665 used for?

The JB INDUSTRIES Quick Coupler A31665 is a brass manifold hose adapter used for 180° angle connections in HVAC and refrigeration systems. It is A2L compatible, making it suitable for low-flammability refrigerants. This coupler connects hoses to service ports or manifolds with a 5/16-inch male SAE right-hand input.

What are the specifications of the JB INDUSTRIES Quick Coupler A31665?

The JB INDUSTRIES Quick Coupler A31665 has a 3-inch length, a 180° angle, and a 5/16-inch male SAE right-hand input. It is made of brass and is A2L compatible. The manufacturer part number is A31665, and the product type is a quick coupler for manifold hose adapters.

Where to buy the JB INDUSTRIES Quick Coupler A31665 worldwide?

You can source the JB INDUSTRIES Quick Coupler A31665 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; we supply this brass quick coupler for HVAC applications.

How to install the JB INDUSTRIES Quick Coupler A31665?

To install the JB INDUSTRIES Quick Coupler A31665, ensure the 5/16-inch male SAE right-hand input is clean and free of debris. Hand-tighten the coupler onto the matching female port, then use a wrench for a secure seal without over-tightening. Always follow system manufacturer guidelines for A2L-compatible components.

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 manifold hose adapters, couplers & unions. 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 Access Valve: Access 1/4 in SAE, Line 3/16 in SAE Female, 2 3/8 in Lg (MPN A31727). Key specifications — Brand: JB INDUSTRIES; Includes: Valve Core; Product Type: Access Valve.
JB INDUSTRIES
JB INDUSTRIES Access Valve: Access 1/4 in SAE, Line 3/16 in SAE Female, 2 3/8 in Lg (MPN A31727). Key specifications — Brand: JB INDUSTRIES; Includes: Valve Core; Product Type: Access Valve.
JB INDUSTRIES Line Piercing Valve: For 3/16 in_3/8 in Tube, Clamp Installation, Access (MPN EZ-40288). Key specifications — Brand: JB INDUSTRIES; Valve Material: Brass.
JB INDUSTRIES
JB INDUSTRIES Line Piercing Valve: For 3/16 in_3/8 in Tube, Clamp Installation, Access (MPN EZ-40288). Key specifications — Brand: JB INDUSTRIES; Valve Material: Brass.
APPROVED VENDOR Quick Detachable Bushing: JA, 1 3/16 in Bore Dia, 1 in Overall Lg, 2 in Overall Dia (MPN JA1316). Key specifications — Taper: 3/4 in Per ft.
APPROVED VENDOR
APPROVED VENDOR Quick Detachable Bushing: JA, 1 3/16 in Bore Dia, 1 in Overall Lg, 2 in Overall Dia (MPN JA1316). Key specifications — Taper: 3/4 in Per ft.
APPROVED VENDOR Quick Detachable Bushing: JA, 25 mm Bore Dia, 1 in Overall Lg, 5/16 in Flange Thick (MPN JA25MM). Key specifications — Taper: 3/4 in Per ft.
APPROVED VENDOR
APPROVED VENDOR Quick Detachable Bushing: JA, 25 mm Bore Dia, 1 in Overall Lg, 5/16 in Flange Thick (MPN JA25MM). Key specifications — Taper: 3/4 in Per ft.
APPROVED VENDOR Quick Detachable Bushing: JA, 20 mm Bore Dia, 1 in Overall Lg, 5/16 in Flange Thick (MPN JA20MM). Key specifications — Taper: 3/4 in Per ft.
APPROVED VENDOR
APPROVED VENDOR Quick Detachable Bushing: JA, 20 mm Bore Dia, 1 in Overall Lg, 5/16 in Flange Thick (MPN JA20MM). Key specifications — Taper: 3/4 in Per ft.
APPROVED VENDOR Quick Detachable Bushing: JA, 3/4 in Bore Dia, 1 in Overall Lg, 5/16 in Flange Thick (MPN JA34). Key specifications — Taper: 3/4 in Per ft.
APPROVED VENDOR
APPROVED VENDOR Quick Detachable Bushing: JA, 3/4 in Bore Dia, 1 in Overall Lg, 5/16 in Flange Thick (MPN JA34). Key specifications — Taper: 3/4 in Per ft.

More from JB INDUSTRIES

View all JB INDUSTRIES parts →
JB INDUSTRIES Adapter: 2 in Lg, 180° Angle, Input 5/16 in Female SAE Right-Hand, A2L Compatible (MPN 33115N). Key specifications — Product Type: Adapter; Brand: JB INDUSTRIES; Manufacturer Part Number: 33115N; Material: Brass.
JB INDUSTRIES
JB INDUSTRIES Adapter: 2 in Lg, 180° Angle, Input 5/16 in Female SAE Right-Hand, A2L Compatible (MPN 33115N). Key specifications — Product Type: Adapter; Brand: JB INDUSTRIES; Manufacturer Part Number: 33115N; Material: Brass.
JB INDUSTRIES Coupler: 2 in Lg, 180° Angle, Input 1/4 in Female SAE Right-Hand, A2L Compatible (MPN D10244). Key specifications — Product Type: Coupler; Brand: JB INDUSTRIES; Manufacturer Part Number: D10244; Material: Brass.
JB INDUSTRIES
JB INDUSTRIES Coupler: 2 in Lg, 180° Angle, Input 1/4 in Female SAE Right-Hand, A2L Compatible (MPN D10244). Key specifications — Product Type: Coupler; Brand: JB INDUSTRIES; Manufacturer Part Number: D10244; Material: Brass.
JB INDUSTRIES Adapter: 1/2 in Lg, 45° Angle, Input 1/4 in Male Flare Left-Hand, A2L Compatible (MPN QC-A2L-LH45). Key specifications — Product Type: Adapter; Brand: JB INDUSTRIES; Manufacturer Part Number: QC-A2L-LH45; Material: Brass.
JB INDUSTRIES
JB INDUSTRIES Adapter: 1/2 in Lg, 45° Angle, Input 1/4 in Male Flare Left-Hand, A2L Compatible (MPN QC-A2L-LH45). Key specifications — Product Type: Adapter; Brand: JB INDUSTRIES; Manufacturer Part Number: QC-A2L-LH45; Material: Brass.
JB INDUSTRIES Quick Coupler: 2 in Lg, 180° Angle, Input 1/4 in Female SAE Right-Hand (MPN QC-S4). Key specifications — Product Type: Quick Coupler; Brand: JB INDUSTRIES; Manufacturer Part Number: QC-S4; Material: Brass.
JB INDUSTRIES
JB INDUSTRIES Quick Coupler: 2 in Lg, 180° Angle, Input 1/4 in Female SAE Right-Hand (MPN QC-S4). Key specifications — Product Type: Quick Coupler; Brand: JB INDUSTRIES; Manufacturer Part Number: QC-S4; Material: Brass.
JB INDUSTRIES Quick Coupler: 3 in Lg, 180° Angle, Input 3/8 in Female SAE Right-Hand, A2L Compatible (MPN QC-S64). Key specifications — Product Type: Quick Coupler; Brand: JB INDUSTRIES; Manufacturer Part Number: QC-S64; Material: Brass.
JB INDUSTRIES
JB INDUSTRIES Quick Coupler: 3 in Lg, 180° Angle, Input 3/8 in Female SAE Right-Hand, A2L Compatible (MPN QC-S64). Key specifications — Product Type: Quick Coupler; Brand: JB INDUSTRIES; Manufacturer Part Number: QC-S64; Material: Brass.
JB INDUSTRIES Quick Coupler: 3 in Lg, 90° Angle, Input 1/4 in Female SAE Right-Hand, A2L Compatible (MPN QC-E4). Key specifications — Product Type: Quick Coupler; Brand: JB INDUSTRIES; Manufacturer Part Number: QC-E4; Material: Brass.
JB INDUSTRIES
JB INDUSTRIES Quick Coupler: 3 in Lg, 90° Angle, Input 1/4 in Female SAE Right-Hand, A2L Compatible (MPN QC-E4). Key specifications — Product Type: Quick Coupler; Brand: JB INDUSTRIES; Manufacturer Part Number: QC-E4; Material: Brass.
JB INDUSTRIES Quick Coupler: 3 in Lg, 180° Angle, Input 1/4 in Female SAE Right-Hand, A2L Compatible (MPN QC-S4B). Key specifications — Product Type: Quick Coupler; Brand: JB INDUSTRIES; Manufacturer Part Number: QC-S4B; Material: Brass.
JB INDUSTRIES
JB INDUSTRIES Quick Coupler: 3 in Lg, 180° Angle, Input 1/4 in Female SAE Right-Hand, A2L Compatible (MPN QC-S4B). Key specifications — Product Type: Quick Coupler; Brand: JB INDUSTRIES; Manufacturer Part Number: QC-S4B; Material: Brass.
JB INDUSTRIES Quick Coupler: 3 in Lg, 90° Angle, Input 5/16 in Female SAE Right-Hand, A2L Compatible (MPN QC-E5). Key specifications — Product Type: Quick Coupler; Brand: JB INDUSTRIES; Manufacturer Part Number: QC-E5; Material: Brass.
JB INDUSTRIES
JB INDUSTRIES Quick Coupler: 3 in Lg, 90° Angle, Input 5/16 in Female SAE Right-Hand, A2L Compatible (MPN QC-E5). Key specifications — Product Type: Quick Coupler; Brand: JB INDUSTRIES; Manufacturer Part Number: QC-E5; Material: Brass.