Hydraulic Application Caps & Plugs
(44 product groups)
For large volumes and customised products, add to your cart and click request a quote, or email sales@essentracomponents.co.uk and we will respond within 1 working day
Our selection of Hydraulic Application Caps & Plugs features a large variety of caps and plugs, manufactured to the highest standards to protect your hydraulic and pneumatic components and fittings. The range includes various shapes and types, guaranteed to meet your application requirements. We stock threaded and push fit caps and plugs in a variety of materials dependant on use and need.
Filter Products
Anti-Vibration Plugs - LDPE
Anti-Vibration Plugs are ideal for BSP hydraulic fittings. The notched thread design allows our anti-vibration plugs to prevent parts coming loose during movement. These hydraulic plugs are manufactured in a transparent colour allowing easy inspection of fitted O-rings
Banjo Bolt Caps
Featuring a Protection Cap and Retaining Washer in one unit; Banjo Bolt Caps hold everything together during assembly, storage and shipment, while protecting against damage and dirt ingress. They are easy to grip, even when wearing gloves. Our Banjo Bolt Caps are offered in Black Low-Density Polyethylene and a range of sizes to suit your application.
Hose Washer Caps
Available in LDPE or TPR, these Hose Washer Caps are applied on hose and tube ends in order to prevent them from sliding over the fittings. Our range includes Yellow and Black colour options and offers a range of sizes to suit your application needs.
Banjo Union Caps
Banjo union caps provide external protection of Banjo connectors against dirt ingress during transportation and storage. The range is available in Flexible PVC fitted with a finger tab for quick removal or HDPE for a snap fit into the Banjo.
Gas Cylinder Valve Plugs
Our Gas Cylinder Valve Protectors, developed in conjunction with major European gas companies, protect industrial gas valves from ingress of dust and dirt. The yellow LDPE Gas Cylinder Valve Protectors are tamper evident, and feature a unique vent flap which allows safe release of gas following accidental opening of valve
LPG Plugs
Developed with the LPG industry, LPG Plugs help prevent dangerous gas leaks. Developed with the LPG Industry, the plugs are designed to meet LP Gas Association Code of Practice 15: Part 2. Profiles are strapped to help prevent loss and for ease of replacement and marked with direction of fitting / removal.
Slottex Plugs
Slottex Plugs are screw on protection plugs that can be applied or removed with screwdriver, spanner or socket. They can be tightened manually or with power tool. The range cover a large offering of dimensions suitable for Metric threads, BSP threads and UNF threads.
Snap Fit Plugs
Snap Fit Plugs have a single turn providing tight fit once pushed into position. The plug is design with a centre tab to allow a strong grip for tightening and easy removal. The range is suitable for Metric, BSP and UNF threads.
Threaded O-ring Plugs - BSP/Gas Threads
Threaded O-ring Plugs - BSP/Gas Threads can be applied or removed by hand, hex wrench or screwdriver. The O-ring provides a water tight seal for superior leakage protection. Customers also purchased Ring Seals - O-Ring.
Threaded O-ring Plugs - Metric Threads
Threaded O-Ring Plugs are equipped with a compressing flange lip and O-ring for a watertight seal and superior leakage protection for hydraulic threads. Can be applied and removed by hand, wrench, socket, or screwdriver. Available in Metric, UNF and BSP Gas threads.
Threaded O-ring Plugs - UNF Threads
Threaded O-Ring Plugs are equipped with a compressing flange lip and O-ring for a watertight seal and superior leakage protection for hydraulic UNF threads. Can be applied and removed by hand, wrench, socket, or screwdriver. Customers also purchased Ring Seal Kits - O-Ring.
Threaded Protection Caps - BSP/Gas Threads
These Polyethylene Threaded Protection Caps are used throughout the automotive, fluid power and engineering industries. They protect threaded components from dust, moisture and damage. They are suitable for BSP/Gas threads. Our range is available in Yellow or Red and a wide choice of sizes, to suit your application needs.
Threaded Protection Caps - Metric Threads
These Polyethylene Threaded Protection Caps are used throughout the automotive, fluid power and engineering industries. They protect threaded components from dust, moisture and damage. They are suitable for Metric threads. Our range is available in Yellow or Red and a wide choice of sizes, to suit your application needs.
Threaded Protection Caps - UNF/JIC Threads
These Polyethylene Threaded Protection Caps are used throughout the automotive, fluid power and engineering industries. They protect threaded components from dust, moisture and damage. They is suitable for UNF/JIC threads. Our range is available in Yellow or Red and a wide choice of sizes, to suit your application needs. You may also be interested in our range of Metric Threaded Caps.
Threaded Protection Plugs - BSP/Gas Threads
Threaded Protection Plugs - BSP/Gas Threads are widely used in hydraulic, pneumatic and general engineering industries. They come with a knurled head to easily grip the head and they offer an excellent protection from dirt, moisture and corrosion. They are available in UNF, NPT, Metric and BSP/Gas threads.
Threaded Protection Plugs - Metric Threads
Threaded Protection Plugs - Metric Threads are widely used in hydraulic, pneumatic and general engineering industries. They come with a knurled head to easily grip the head and they offer an excellent protection from dirt, moisture and corrosion. They are available in UNF, NPT, Metric and BSP/Gas threads.
Threaded Protection Plugs - NPT Threads
Threaded Protection Plugs - NPT Threads are widely used in hydraulic, pneumatic and general engineering industries. They come with a knurled head to easily grip the head and they offer an excellent protection from dirt, moisture and corrosion. They are available in UNF, NPT, Metric and BSP/Gas threads.
Threaded Protection Plugs - Quick Fit
Threaded Protection Plugs - Quick Fit are widely used in hydraulic, pneumatic and general engineering industries. They come with a knurled head to easily grip the head and the short thread allows a quick fit on the part. Suitable for Metric, BSP and UNF thread sizes.
Threaded Protection Plugs - UNF Threads
Threaded Protection Plugs - UNF Threads are widely used in hydraulic, pneumatic and general engineering industries. They come with a knurled head to easily grip the head and they offer an excellent protection from dirt, moisture and corrosion. They are suitable for UNF threads.
Threaded Protection Plugs - Wide Flange
Wide Flange Threaded Protection Plugs are made of nylon to absorb paint and keep flaking at a minimum avoiding contamination upon removal. The nitrile gasket seals the plug to the mating surface for a watertight seal.
Hexagonal Caps
Hexagonal Caps are used to protect all common hydraulic coupling sizes. The design is suitable for protecting round components too and are fitted with a central tab for easy removal. They are suitable for Metric, BSP and UNF sizes. Our Hexagonal Caps range are made from Polyethylene and come in a Natural finish.
Threaded Sealing Caps - BSP/Gas Threads
HDPE Threaded Sealing Caps are used throughout the automotive, fluid power and engineering industries. They are recommended to be tightened by hand although the hexagonal head enables the cap to be applied or removed by spanner or socket at a low torque. The cap is fitted with an internal neoprene rubber sealing disk to limit fluid leakage. Suitable for BSP/Gas threads. Our range is supplied in Yellow, with lots of size options available.
Threaded Sealing Caps - Metric Threads
Yellow Polyethylene Metric Threaded Sealing Caps are fitted with an internal neoprene rubber sealing disk to limit contamination from deposit and entry of particles. They are suitable to protect metric threads. While hand tightening is recommended, the cap can be applied or removed by spanner or socket at a low torque. Our range offers a choice of sizes to suit your needs.
Threaded Sealing Caps - UNF Threads
These Polyethylene UNF Threaded Sealing Caps protect and limit fluid leakage. They are resistant to solvents and reduce potential shearing. A neoprene sealing disk limits fluid leakage and the hexagonal head can be tightened by a wrench or socket at low torque but is hand tightening is recommended. Our range is available in Yellow or Red. You may also be interested in our range of Metric Thread Sealing Caps and our selection of Threaded Plugs.
Non-Threaded End Caps
Our Non-threaded End Caps are available in wide selection of sizes and are made from Low-Density Polyethylene, in blue. They are ideal for protecting threaded or non-threaded tubing, pipes and rods. Standard, short and long caps are available. The short versions are for general purpose closure and the long versions have an extra depth and feathered edge which ensure a tight fit. The design of these longer caps helps to prevent accidental displacement.