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ZURN Vacuum Breaker: MNPT x MNPT, 6 in Pipe Size, Rough Brass, For Water Media - Atmospheric Vacuum Breaker Spouts
ZURNAtmospheric Vacuum Breaker Spouts

ZURN Vacuum Breaker: MNPT x MNPT, 6 in Pipe Size, Rough Brass, For Water Media

The ZURN G67991 is an atmospheric vacuum breaker spout with 6-inch MNPT x MNPT connections, constructed from rough brass and brass materials for water media. This male NPT fitting does not include freeze protection.

SKU 3G-OTH-451906

Brand
ZURN
Item
Vacuum Breaker: MNPT x MNPT, 6 in Pipe Size, Rough Brass, For Water Media
Category
Atmospheric Vacuum Breaker Spouts
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Technical Specifications

ZURN
Manufacturer Part Number
G67991
Type
Rough Brass, For Water Media, Brass, Male, NPT
Pipe Size
6 in
Freeze Protection
No
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ZURN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ZURN G67991 is an atmospheric vacuum breaker spout with 6-inch MNPT x MNPT connections, constructed from rough brass and brass materials for water media. This male NPT fitting does not include freeze protection.

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 ZURN G67991 vacuum breaker used for?

The ZURN G67991 is an atmospheric vacuum breaker spout used in water systems to prevent backflow contamination. It is typically installed on hose bibbs or service outlets in commercial and industrial settings to protect potable water supplies from pollutants.

What are the specifications of the ZURN G67991 vacuum breaker?

The ZURN G67991 has 6-inch MNPT x MNPT connections, is made of rough brass and brass materials, and is designed for water media. It is a male NPT fitting with no freeze protection. The manufacturer part number is G67991.

Where to buy the ZURN G67991 vacuum breaker worldwide?

You can source the ZURN G67991 vacuum breaker through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your project needs.

How to install a ZURN atmospheric vacuum breaker?

Install the ZURN G67991 on a threaded male pipe outlet using PTFE tape on the NPT threads. Ensure the breaker is installed at least 6 inches above the highest downstream outlet to prevent back-siphonage. Do not install valves downstream. Test annually per local codes.

Used in

Common applications for ZURN
Commercial restrooms — ZURN AquaVantage® automatic flush valves (ZER6000AV series) for water-efficient toilet flushing
Institutional kitchens — ZURN cast iron floor drains (ZN415 series) for heavy-duty drainage in food preparation areas
Industrial washdown areas — ZURN height-adjustable PVC floor drains (EZ1 series) for chemical-resistant drainage
Hospital patient rooms — ZURN dome strainers (P1910 series) for floor sink drainage in sanitary environments
Office building maintenance — ZURN chrome-plated brass P-traps (ZR365B-PC) for sink trap replacements
Urinal retrofit projects — ZURN ZTR sensor flush valve retrofit kits (ZTR6203 series) for upgrading manual urinal flush valves

ZURN Products

3G Electric supplies ZURN atmospheric vacuum breaker spouts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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