DSZHHVAC Tools

DSZH Straight male/female SAE unions 5/8-3/4"

DSZH Straight unions 5/8-3/4" SAE

SKU 3G-CBM-01626

Also listed as: COR 50165 · COR-50165

Brand

DSZH

Item

Straight male/female SAE unions 5/8-3/4"

Local availability & support — Singapore

Local office: 20 Woodlands Link #09-05, Singapore 738733
Phone: +65 8878 8355
Delivery: Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment: Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to: Singapore

Technical Documents

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DSZH Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

DSZH Straight unions 5/8-3/4" SAE

Frequently Asked Questions

What are DSZH straight male/female SAE unions 5/8-3/4" used for?

DSZH straight male/female SAE unions 5/8-3/4" are used in HVAC and refrigeration systems to connect copper tubing or hoses with SAE flare fittings. They provide a leak-free seal in split air conditioners, chillers, and heat pump installations, enabling quick service disconnects for maintenance or repair.

What are the specifications of DSZH straight SAE unions 5/8-3/4"?

DSZH straight SAE unions are available in 5/8" and 3/4" male/female configurations. They are made from brass with a nickel-plated finish for corrosion resistance. The unions feature SAE 45-degree flare connections and are rated for use with R410A and other common refrigerants. Maximum working pressure is 600 psi.

Where to buy DSZH straight SAE unions in Singapore?

You can source DSZH straight male/female SAE unions 5/8-3/4" in Singapore through 3G Electric. We supply these HVAC unions and handle logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on your order.

How to install DSZH straight SAE unions 5/8-3/4"?

To install DSZH straight SAE unions, ensure the flare ends are clean and free of burrs. Apply a thin layer of refrigerant oil to the flare cone and nut. Hand-tighten the nut, then use two wrenches—one on the union body and one on the nut—to torque to manufacturer specifications. Avoid over-tightening to prevent flare damage.

Used in

Common applications for DSZH

Split-system air-conditioner service: DSZH manifold bases and SAE/NPT reducers integrate with technician gauge sets for pressure monitoring and refrigerant charge.

Rooftop packaged unit maintenance: Flare connector caps, hose tips, and union fittings expedite field replacement of damaged lines and adapters on commercial cooling systems.

Refrigerant recovery and recycling: DSZH bottle adapters (R600A-rated) connect recovery cylinders to hose lines, enabling safe extraction of flammable and standard refrigerants.

Process-cooling loop installation: SAE straight male/female unions and reducers support temporary or permanent manifold assembly on industrial water-chilled equipment.

Heat-pump seasonal service: DSZH dudgeon extensions and adapter kits allow technicians to connect diagnostic gauges to restricted or recessed access ports on reversing-valve manifolds.

Field emergency repairs: Individual DSZH fittings stocked in stock allow technicians to repair or modify hose connections on-site without returning to the shop for components.

DSZH Products

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

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