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Hydraulic Application Caps

 (7 product groups)


Flanged Threaded Fitting Caps

Flanged Threaded Fitting Caps provide reliable protection for threaded ends of pipes, tubes, and rod studs in industries like automotive, construction, engineering, and HVAC. Designed to prevent damage from dirt, moisture, and contaminants, these caps ensure a secure, snug fit with or without O-rings.

Easy to install or remove by hand or with automated equipment, they offer an efficient solution for thread protection during storage, handling, or transport.

  • Material: LDPE
  • Colour: Natural, Red

Hexagonal Caps

Our range of Hexagonal Caps have a rigid design that allows for easy fitting and removal. Available in all common hydraulic coupling sizes.

The caps have a hexagonal shape, which makes them ideal for the protection of hexagonal connections and assemblies. However, the caps versatility means they are also suitable for the protection of round components. This makes them a flexible and economical choice for a range of projects.

  • Material: Polyethylene (PE)
  • Color: Natural

Hose Washer Caps

Hose Washer Caps are applied on hose and tube ends in order to prevent them from sliding over the fittings.

Long Hexagonal Hydraulic Fitting Caps

Long Hexagonal Hydraulic Fitting Caps are designed to seal and protect the entire assembly fitting, on hydraulic hoses, from contamination, leaks, and damage.

The clever hexagonal body design offers a one-stop solution, with an effortless push fit, which protects both female and male profile.

It allows for greater torque application, reducing the risk of loosening under vibration or pressure fluctuations.

  • Commonly used for hydraulic systems in industrial, automotive and other applications.
Material: LDPE Color: Black Series Code: SRTTF

O-Ring Face Seal Caps

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

The design of these caps 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 easily snaps under the connector to keep it securely in place during transit and processing.

Our range has a variety of sizes to suit your application needs. They are suitable for UNF and JIC threads.

  • Material: Low-Density Polyethylene (LDPE)
  • Colors: Blue and Red

Quick Coupling Release Caps

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.

The cap is designed to remain attached to the hose. It offers superior protection from the ingress of dirt and moisture, and resistance to corrosion.

  • Material: Thermoplastic Elastomer (TPE)
  • Colors: Blue, Green, Red and Yellow
  • Temperature Range: -40F up to 275F (-40C up to 135C)

Tube & Nut Assembly Caps

Essentra has a wide and varied range of finishing caps and nuts ideal for finishing off tubing and protection.