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Round Hydraulics & Fluid Protection

 (19 product groups)


Anti-Vibration Plugs - LDPE

Anti-vibration BSP threaded plugs are intended to decrease vibrations and noise in mechanical systems. The serrated shape prevents vibration-induced loosening, while maintaining a solid hold on the pipes collar.

  • Designed to be a reliable and efficient solution for reducing and dampening vibrations.
  • It is used with BSP hydraulic fittings.
  • Used in industries such as machinery, electronics, and automotive.
Material: LDPE Colour: Clear Series Code: SR6112

Banjo Bolt Caps

Banjo Bolt Caps are protective caps with a retaining washer to hold and protect banjo bolts from dirt and damage. They are easy to grasp, even while wearing gloves. Ideal for assembly storage and transportation.

  • A Protection Cap and Retaining Washer in a single unit. These Banjo Bolt Caps hold everything together during assembly, storage and shipping.
  • Protects against damage and dirt ingress.
  • Easy to grip, even when wearing gloves.
Material: LDPE Colour: Black Series Code: SR1083

Banjo Union Caps

Banjo Union Caps prevent against dirt, damage and contamination, while in storage and transit. Quick and easy to install. Can endure temperatures ranging from -30C up to +80C.

  • A range of protective caps designed for Banjo Union connections. They provide external assembly cover during storage and transportation to protect the connection from the ingress of dirt.
  • Flexible PVC option offers snug fitting, and fast fitting and removal. HDPE options offers secure fit with a simple click.
  • Fits hydraulic Banjo Unions to DIN 7642 B/E.
Material: HDPE, PVC Colour: Yellow, Red Series Code: SR1071, SRF0005

Centre Pull Tab Hose Plug

Centre Pull Tab Hose Plugs are designed to plug and seal hose ends. They have ribs that ensure a tight fit when plugging hydraulic lines without straining them. It features a high tensile strength, toughness, and flexibility.

The internal, centrally located pull tab enables simple plug insertion and removal, making it a hassle-free alternative. Furthermore, the tapered form allows for the plugging of numerous interior diameters. The plugs snug fit and secure seal effectively prevents dust, dirt, and other impurities from entering the hose. This helps protect internal components, guaranteeing optimal performance.

Commonly used for construction, automotive, and agricultural applications.

  • Features a high tensile strength, toughness, and flexibility.
  • Features ribs that ensure a tight fit when plugging hydraulic lines without straining them.
  • The tapered form allows for the plugging of numerous interior diameters.
Material: EVA Colour: Yellow Series Code: SR6111

DKO Side Release Plugs

DKO Side Release Plugs protect DKO-compression fittings during transit, storage and processing by preventing damage and contamination. The flexible end fits securely into the DKO swivel nut. A side pull tab allows for easy removal.

  • Protects DKO-compression fittings during transit, storage, and processing from damage and contaminants.
  • The flexible end fits snugly into the DKO swivel nut, and the side pull tab allows easy removal.
  • Commonly used to meet the needs of industries such as automotive, manufacturing, and machinery.
Material: LDPE Colour: Red, Yellow Series Code: SR1121

Fluid Absorption Plugs

Fluid Absorption Plugs absorb excess fluids, helping to prevent leaks and contamination. They work with water, oil, fuel and other chemicals. They leave no residue behind, unlike traditional plugs. Suitable for metric and imperial threads, and simple boreholes.

  • Absorbs a variety of substances with chemical resistance.
  • Safer, simpler, and cleaner than traditional plugs since they leave no residue in the thread or hole.
  • Its unique design enables rapid and easy installation and removal.
Material: PP, PE;PP Colour: Yellow Series Code: SR1004

Grease Nipple Caps

Grease Nipple Caps are designed to protect grease nipples from dust, moisture, dirt, and other contaminants. Our range offers a selection of caps with a tab, or without a tab, to make it easier to remove. The design of the cap provides a choice of knurled or non-knurled heads for easy gripping. These grease nipple caps can also be used as a visual indicator of whether the fitting has been lubricated.

These are an economical solution that is quick and easy to install and remove.

Used in fluid transmission applications that have grease nipples.

  • Designed to protect from dust, moisture, dirt, and other contaminants.
  • Quick and easy to install and remove.
  • Suitable for use in machinery, equipment, vehicles or any application that uses grease nipples.
Material: TPE, LDPE Colour: Black, Red, Yellow Series Code: SRPITPE, SRPI, SR1019

Hose Washer Caps

Hose Washer Caps are applied to the ends of hoses and tubes to keep them from slipping over the fittings. Protects against water, dust, grime and pollutants.

  • It prevents water and dirt leaks.
  • It is easy to install and remove.
  • Used in construction applications, gardening and automotive industry.
Material: TPE, LDPE Colour: Black, Yellow Series Code: SR5758

O-Ring Face Seal Caps

Our range of O-Ring Face Seal Caps are designed to protect O-Ring face seal connectors that are used on hydraulic connections.

The cap design features a longer overall length for added protection from the ingress of dirt and other contaminants. They also include a moulded retaining ring at the bottom that snaps under the connector to keep it securely in place during transit and processing.

Our range is suitable for both UNF and JIC thread sizes.

  • Designed for the protection of O-Ring face seal connectors used on hydraulic connections.
  • Features a longer overall length for added protection.
  • Suitable for UNF and JIC threads.
Material: LDPE Colour: Black, Blue Series Code: SRCFST, SR1078

Quick Fit Connector Caps

Quick Fit Connector Caps are designed for easy and secure connections to connectors, fittings, and ports.

Provides reliable protection against contamination, moisture, and physical damage. Their reusability and durability make them a cost-effective option for both temporary and long-term protection.

Used in a variety of sectors, including automobiles, manufacturing, and hydraulics.

  • Flexible and ergonomic design ensures a snug fit.
  • Simple installation and removal, without the need for tools or complicated processes.
  • Resistant to impacts, chemicals, and temperature fluctuations.
  • They can be reused.
Material: LDPE Colour: Yellow Series Code: SRQCF

Quick Release Caps

Quick Release Caps are designed for capping ISO A and ISO B series. They protect hoses, fittings and tubes from contamination, dirt, moisture and corrosion. They can withstand temperatures ranging from -40C up to 135C.

  • A Quick Release Cap used in hydraulic applications. The female fitting is suitable to protect quick release couplings ISO 7241-1 Series A and B.
  • Designed to remain attached to the hose.
  • Protection from the ingress of dirt and moisture, and resistance to corrosion.
Material: TPE Colour: Blue, Green, Yellow, Red Series Code: SR1181

Quick Release Plugs

Quick Release Plugs provide secure sealing for hoses. They remain attached during use. Designed as male fittings for ISO A and ISO B series. Can withstand temperatures from -40C up to 135C.

  • Male fittings for the ISO A and ISO B series.
  • It provides great protection against dirt, moisture, and corrosion and prevent leaks.
  • It can withstand temperatures from -40C to 135C.
Material: TPE Colour: Blue, Green, Yellow, Red Series Code: SR1182

Side Release Plugs

Side Release Plugs provide secure and convenient sealing for various applications. The side release mechanism allows for quick insertion and removal without the need for tools, ensuring a tight seal.

  • The side release mechanism enables easy insertion and removal, eliminating the need for additional tools or excessive force.
  • The versatile design of these plugs makes them suitable for various applications across different industries.
Material: LDPE Colour: Natural Series Code: SR1120

Threaded O-ring Plugs

Threaded O-ring Plugs for BSP/Gas Threads include a compressed flange lip and an O-ring to provide a watertight seal and superior leakage prevention for hydraulic threads. The threaded O-ring keeps contaminants like dirt, dust, debris, and moisture out of the hole.

It may be installed using a spanner, screwdriver, or by hand. BSP Gas threads are available. Used in oil and gas, plumbing, and automotive sectors where leak-proof seals are crucial to system integrity.

  • Material: HDPE
  • Colour: Yellow
  • Material Flammability Standard: UL94 V-2

Threaded Protection Caps

Threaded Protection Caps are designed for use with BSP and Gas Threads. Protects threads and fittings from damage during manufacturing, storage and transportation. The knurled head shape allows for easy installation and removal by hand, by simply twisting them on to the pipe or tube.

  • Features a knurled head design that makes them easy to install and remove by hand by twisting them onto the pipe or tube.
  • The protection cap keeps contaminants like dirt, dust, debris, and moisture out of the hole.
  • Used in various applications, including hydraulic and pneumatic systems, automotive, and industrial applications.
Material: LDPE, HDPE, Nylon Colour: Natural, Yellow, Red Series Code: SR1018, SRF0015, SRF0014

Threaded Protection Plugs

Threaded Protection Plugs designed for use on BSP and Gas Threads. Safeguards threads and fittings from damage and contaminants during production, storage and shipment. The knurled head design allows easy hand installation and removal on pipes and tubes, by simply twisting.

  • Features a knurled head design that makes them easy to install and remove by hand by twisting them onto the pipe or tube.
  • The protection plug protects from contaminants like dirt, dust, debris, and moisture out of the hole.
  • Used in various applications, including hydraulic, pneumatic and general engineering industries.
Material: LDPE, PA Colour: Red, Natural Series Code: SR1002, SR5757, SR1054

Threaded Protection Plugs - Wide Flange

Wide Flange Threaded Protection Plugs shield threads and fittings from damage and contaminants during production, storage and shipment. The nitrile gasket ensures a leak-tight seal against the mating surface. The wide flange prevents paint flakes from entering the hole upon removal. Withstands intermittent temperatures from -40C up to +100C.

  • Its wide flange design keeps any paint flakes from the hole when removed.
  • Their nitrile gasket seals the plug to the mating surface for leak-tightness.
  • It is recommended for intermittent temperatures from -40C to +100C.
Material: PA Colour: Yellow Series Code: SR5761

Threaded Sealing Caps

Threaded Sealing Caps are designed for use with BSP and Gas Threads protect threads and fittings from damage during production, storage and shipping. Features an interior neoprene rubber sealing disc that limits fluid leakage and reduces possible shear. Used in hydraulic and pneumatic systems.

  • The cap is fitted with an internal neoprene rubber sealing disk to limit fluid leakage, plus it reduces potential shearing.
  • It is easy to install and remove by hand, but its hex head allows the plug to be applied or removed with a spanner or socket at low torque.
  • Used in various applications, including hydraulic, pneumatic and general engineering industries.
Material: HDPE Colour: Yellow, Red Series Code: SR1126

UNF Threaded Plugs

Threaded O-ring Plugs for UNF Threads include a compressed flange lip and an O-ring (optional) to provide a watertight seal and superior leakage prevention for hydraulic threads. The threaded O-ring keeps contaminants like dirt, dust, debris, and moisture out of the hole.

It may be installed using a hex wrench, screwdriver, or hand. Often used on flat-faced hydraulic fittings, it is recommended when strength and resistance are desired as it can withstand temperatures that range from -40F to 230F | -40C to 110C. Used in oil and gas, plumbing, and automotive sectors where leak-proof seals are crucial to system integrity.

  • Material: PP, HDPE
  • Colour: Yellow, Black, Red
  • Material Flammability Standard: UL94 V-0