Description
Product Overview
The Otoolling 1-inch wet-line wing nut hydraulic quick disconnect female coupler is engineered for industrial applications requiring efficient fluid handling under pressure. Crafted from robust brass, it offers excellent durability and corrosion resistance, minimizing fluid loss and air inclusion. Key specifications include a 1-inch NPT female thread, maximum pressure capacity of 3000 PSI, nominal flow of 58 GPM, and dimensions of 4.53 x 4.53 x 2.76 inches. Weighing 2.13 pounds, this coupler features a nitrile seal with PTFE backup for reliable sealing, ensuring safe and leak-free connections in high-demand settings.

Usage
This coupler is designed for a wide range of industrial environments, including dump trailers, trucks, solid trailers, mobile drilling rigs, sand and salt spreaders, and oil well equipment. It is ideal for professionals in construction, agriculture, and oil fields who need quick, secure hydraulic connections that perform under pressure without significant fluid loss. The wing nut design allows for easy manual operation, making it suitable for field maintenance and equipment setups where efficiency and reliability are critical.
Why Choose Us
Otoolling couplers stand out due to their high-quality brass construction, which ensures longevity and resistance to harsh conditions. The combination of a nitrile seal and PTFE backup provides superior sealing performance, reducing the risk of leaks and enhancing safety. With a pressure rating of 3000 PSI and a flow rate of 58 GPM, this product delivers consistent performance across diverse applications, backed by precise manufacturing and adherence to industrial standards for reliability and user trust.
Key Features
- Efficient under-pressure connection and disconnection with minimal fluid loss
- Durable brass construction for corrosion resistance and long lifespan
- High-pressure compatibility up to 3000 PSI and 58 GPM flow
- Reliable nitrile seal with PTFE backup for leak-free performance
- Versatile application in dump trailers, drilling rigs, and industrial equipment
FAQ
What is the maximum pressure this coupler can handle?
This coupler supports up to 3000 PSI, making it suitable for high-pressure hydraulic systems in industrial settings.
Can I connect and disconnect it under pressure?
Yes, the wet-line design allows for safe connection and disconnection under pressure with minimal fluid loss, ideal for efficient operations.
What materials are used in its construction?
It is made from brass for durability and corrosion resistance, with a nitrile seal and PTFE backup to ensure reliable sealing.
Is it compatible with standard hydraulic hoses?
Yes, it features a 1-inch NPT female thread, which is standard for many industrial hydraulic hoses and fittings.
What industries is this coupler best suited for?
It is ideal for construction, agriculture, oil fields, and any industry using hydraulic equipment like dump trailers and drilling rigs.




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