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Vapor Recovery Hose Conversion Adapters

HB Series Fuel Vapor Hose Conversion Adapters – Efficient Coaxial Hose Connection Solution

The HB Series Fuel Vapor Hose Conversion Adapters are flexible connection devices designed for modern fuel dispensing systems. Also referred to in some regions as Coaxial Hose Adaptors, nozzle conversion adapters, or fuel hose converters, they provide seamless conversion between different thread standards, various pipe sizes, and even between vapor recovery and non-vapor recovery pipelines, making them ideal for fueling stations and fuel transport systems worldwide.

These adapters can be directly fitted onto fuel dispenser nozzles or vapor recovery breakaways, enabling smooth and reliable connections between different systems. Users can easily adjust hose connections on-site, simplifying station upgrades or modifications. Globally, this product is known by various names: in Europe, it is commonly called a Vapor Hose Conversion Adapter; in North America, Fuel Nozzle Adapter or Pipeline Conversion Connector; and in Asia and Latin America, Coaxial Hose Adaptor or Fuel Hose Converter. Regardless of terminology, the HB Series meets international fuel safety and environmental standards.

The HB Series is suitable for all standard gasoline fuels, including ethanol blends. It has a maximum working pressure of 3.5 bar, a temperature range from -20°C to +55°C, and supports smooth fuel flow. The female body is constructed from durable aluminum for lightweight corrosion resistance, while the seals are made of Buna-N and Viton for reliable long-term sealing performance. The male threads are also made of aluminum to ensure strong and durable connections.

Multiple specifications are available to meet different nozzle and pipeline connection requirements, including conversions between ZVA and HEALY threads, or non-vapor recovery pipelines to ZVA interfaces. Every unit undergoes strict factory testing to ensure consistent quality and long-term reliability.

In summary, the HB Series Fuel Vapor Hose Conversion Adapters provide a professional, safe, and efficient solution for fuel stations. By enabling flexible conversion between different thread standards and pipe sizes, they ensure smooth fuel delivery, minimize leakage risks, and extend the service life of hoses and associated system components.

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M34*1.5 Female X 1-1/4” Male
HBAD-Z-H Adaptor

M34*1.5 Female X 1-1/4” Male
HBAD-Z-H Adaptor

G3/4” Female X 34*1.5 Male
HBAD-G3/4-Z Adaptor

Features:
Suitable for all standard gasoline fuels, including ethanol.
Max. Working pressure: 3.5 bar.
Temperature range-20°C to  +55°C.
Suitable for flow rates up to 45 L/min

Materials:
Female Body: Aluminum
Seals: Buna-N and Viton,
Male thread: Aluminum

HB Series of Thread Standard Conversion Vapor Hose Adapters are developed based on the needs provided by customers. They can provide flexible conversion needs between different thread standards or different sizes, and even conversion needs for the connection of vapor recovery and none vapor recovery pipelines. The use of these products must be in accordance with local government laws and regulations. We are not responsible for any non-compliance with laws and regulations caused by conversion between different standards, different sizes, or different functions.They are designed to be directly fitted into the nozzle, or vapor recovery breakaway.

Ordering Specifications:

Products # Standard X Standard (Female X Male) Thread Type (Female X Male)
HBAD-Z-H ZVA Female X HEALY Male M34*1.5 Female X 1-1/4” Male
HBAD-H-Z HEALY Female X ZVA Male 1-1/4” Female X 34*1.5 Male
HBAD-G3/4-Z None Vapor Recovery G3/4” Female X ZVA Male G3/4” Female X 34*1.5 Male
HBAD-PG-Z None Vapor Recovery Plug X ZVA Male Plug X 34*1.5 Male
HBAD-Z-G3/4 ZVA Female X None Vapor Recovery G3/4” Male M34*1.5 Female X G3/4” Male
HBAD-G3/4-H None Vapor Recovery G3/4” Female X HEALY Male G3/4” Female X 1-1/4” Male

Vapor Hose Plug X M34*1.5 Male
HBAD-PG-Z  Hose Plug

M34*1.5 Female X G3/4” Male
HBAD-Z-G3/4 Adaptor

G3/4” Female X 1-1/4” Male
HBAD-G3/4-H Adaptor

About Haibo
Zhejiang Haibo Petroleum Equipment Co., Ltd.

Zhejiang Haibo Petroleum Equipment Co., Ltd., established in 2017, is a certified enterprise located in Yongjia County, Wenzhou City, Zhejiang Province—recognized globally as the world’s largest manufacturing base for petroleum equipment and the well-known hometown of pumps and valves in China.
Our products are widely used in Fluid Control Systems, Energy Systems, Measurement Systems, Piping Systems, and Hydraulic Systems, serving petroleum companies, military units, oil depots, tank truck manufacturers, and petrol stations worldwide. Province—recognized globally as the world’s largest manufacturing base for petroleum equipment and the well-known hometown of pumps and valves in China.
At Haibo, we are backed by a team of senior industry experts with more than 20 years of professional experience in the petroleum equipment and fluid control sectors. Their deep technical knowledge and industry insight ensure that every product and solution we deliver meets the highest standards of quality, reliability, and performance.

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