Available sizes: 2 3/8”, 2 7/8”, 3 1/2”, 4”, 4 1/2”, 5”, 5 1/2'” and 7”.

The 4-inch Surface-Controlled Subsurface Safety Valve (SCSSV) is designed for installation in wells with 4-inch production tubing and serves as a critical safety device to shut in the well during uncontrolled flow events caused by equipment failure or loss of surface hydraulic control pressure. The valve operates via a hydraulically actuated flapper mechanism that remains open under normal operating pressure but closes automatically if the hydraulic signal is lost. This fail-safe design isolates the wellbore, preventing unintended release of hydrocarbons and protecting both personnel and the environment.

The flapper mechanism is simple and robust, minimizing moving parts in the flow path and reducing potential points of failure. When open, the sealing surfaces are positioned out of the fluid flow path, which helps maintain smooth production flow and reduces wear on sealing components. The valve’s hydraulic actuation allows reliable operation under varying pressure and flow conditions commonly encountered in oil and gas wells.

The valve is wireline retrievable, which means it can be removed, serviced, or replaced using wireline tools without the need to pull the entire tubing string from the well. This capability significantly reduces well intervention time and associated costs while allowing maintenance or upgrades to be performed efficiently.

This SCSSV fits standard landing nipples with a seal bore of 3.313 inches and is rated for working pressures up to 5,000 psi. Its internal valve diameter is 1.75 inches, providing an appropriate balance between flow capacity and structural integrity for wells with moderate to high flow rates. The 4-inch tubing size is common in many oil and gas production wells, making this valve size versatile across different field conditions.

This size is commonly applied in production wells where 4-inch tubing is standard, supporting reliable well control and efficient maintenance. Its hydraulic surface control and simple flapper design contribute to dependable operation under varying well conditions.

The Alligator Grab is a wireline fishing tool used to catch and retrieve loose or broken objects from inside an oil or gas wellbore. It has spring-loaded, serrated jaws that can be adjusted before use to set the right amount of grip for the object being retrieved. When downward force is applied, a pin shears, allowing the jaws to close and hold the object securely.

This tool is needed when small or hard-to-reach objects, often called “fish,” are stuck or floating in the wellbore. Unlike other retrieval tools, the Alligator Grab provides a controlled grip that can be adjusted to the size and type of object, reducing the risk of pushing it further down or damaging the well. It is not meant for heavy jarring once it has gripped an object, so it is used for careful and precise recovery.

The Alligator Grab comes in various sizes, with a maximum outside diameter of 1.25 to 3.50 inches, a fishing neck O.D. of 1.187 to 2.313 inches, and top connections ranging from 15/16-10 UN to 1-9/16-10 UN. It includes fishing necks and pin threads compatible with standard wireline equipment.

What makes this type of Alligator Grab unique is its ability to retrieve objects in tight or restricted wellbore spaces. Its adjustable jaws and compact size allow it to securely grip objects that other tools might not reach, making it especially valuable for precise and reliable recovery operations.

The 2” Tubing End Locator is a mechanical downhole tool used to determine the physical end of production tubing during well intervention or maintenance activities. It is a critical component in operations where it is necessary to confirm tubing length or avoid tool deployment beyond the tubing’s bottom, such as during setting packers, logging, or fishing operations.

In a typical well setup, production tubing does not always terminate at a predictable or recorded depth. The tubing end locator provides a reliable way to identify the true end of the tubing string by using a spring-loaded finger mechanism that reacts upon reaching the tubing’s bottom. This reaction is detectable at the surface, providing the operator with a clear and immediate indication without relying solely on depth readings or assumptions.

This specific model is intended for tubing sizes ranging from 2" to 2-1/2" outer diameter. It is designed with a maximum tool O.D. of 1.750", which ensures clearance inside the tubing, and includes a 1.375" fishing neck, a standardized feature that allows the tool to be retrieved if necessary using conventional pulling tools.

Threading is provided on both ends for integration into tool strings: a 15/16 - 10 UN pin connection on top and a 1 - 11.1/2 NPT box connection at the bottom. This allows the locator to be run inline with other mechanical or wireline-conveyed tools. These standard thread forms ensure compatibility with widely used downhole equipment and deployment systems.

Constructed from high-strength alloy steel, the tool is designed to withstand the mechanical stress, temperature variations, and chemical exposure typical in oil and gas well environments. While not a pressure-control device, its materials and design are selected to perform reliably under downhole pressure conditions encountered during standard intervention work.

The 2” Tubing End Locator provides a mechanical means of depth verification that does not rely on electronics, sensors, or depth counters. It is a simple, durable, and effective tool for reducing uncertainty and improving operational safety in the wellbore.

Available sizes: 2 3/8”, 2 7/8”, 3 1/2”, 4”, 4 1/2”, 5”, 5 1/2'” and 7”.

The 4 1/2" Surface-Controlled Subsurface Safety Valve (SCSSSV) is selected for wells that require dependable emergency shut-in capability while handling moderate to high flow rates. This size is appropriate when production demands a larger flow area to minimize pressure drop and maintain efficient fluid flow. It provides essential well control by automatically isolating the wellbore in cases of equipment failure or loss of surface control pressure, ensuring safety without compromising production efficiency.

This SCSSSV is designed for compatibility with 4 1/2" (114.3 mm) tubing and is available with landing nipple seal bores of 3.437", 3.688", or 3.813". It supports working pressures up to 5,000 psi and comes with internal valve bore options of 1.75", 1.87", and 2.12"—allowing operators to balance flow capacity with safety requirements.

The self-equalizing mechanism minimizes differential pressure across the valve during opening, improving control and reducing mechanical wear. With sealing surfaces located outside the flow path in the open position, the valve is less susceptible to erosion and damage during production.

Constructed with a robust flapper made from bar stock, the valve features a flapper-type mechanism that reliably closes to prevent uncontrolled flow. The valve is wireline retrievable, which allows for extraction and servicing of major components without removing the entire tubing string. This capability reduces intervention time and operational costs, contributing to overall well uptime and efficiency.

Available sizes: 2 3/8”, 2 7/8”, 3 1/2”, 4”, 4 1/2”, 5”, 5 1/2'” and 7”.

The 2 3/8" Surface-Controlled Subsurface Safety Valve (SCSSSV) is designed to shut in a well in the event of uncontrolled flow caused by equipment failure or damage. Installed in the upper wellbore, it provides emergency closure of the producing conduits to isolate the wellbore if there is a failure or damage to surface production control systems.

This valve uses a self-equalizing, surface-controlled, flapper-type mechanism that closes reliably when hydraulic control pressure is lost. The flapper is made from solid bar stock and has sealing surfaces located outside the flow path when open, which helps reduce erosion and extends the valve’s service life. It is rated for working pressures up to 10,000 psi.

The valve fits 2 3/8" (60.33 mm) tubing and is installed in landing nipples with seal bore options of 1.710" or 1.875". Valve internal diameter options are 0.62" or 0.75", allowing selection based on flow requirements. The wireline retrievable design permits servicing or replacement of major valve components without pulling the entire tubing string, reducing intervention time and operational disruption.

This valve is typically used in wells with smaller tubing sizes that require dependable emergency shut-in capability. Its design balances reliability, durability, and ease of maintenance to provide effective well control in a variety of well conditions.