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Locking Push Fit Barrier Seals

 (182 product groups)


Adhesive Cable Clamp

Adhesive Cable Clamps have a ratcheting feature that holds and locks bundles securely. Ideal for holding and routing cables, wires and cords.

The clamps in this range are adjustable and can be reopened once the tab is released. This function allows for routing changes. The range also includes options with a side lock on the top of the clamp that prevents the clip from sliding open.

This range of cable clamps come equipped with a self-adhesive strip, for convenient and easy securing of your cable bundles.

  • Material: Nylon 6/6
  • Colour: Black and Natural
  • UL94 V0 and UL94 V2 flame rated options

The adhesive element of the product has a shelf life of approximately 1 Year from date of shipping; when stored in the unopened original packaging, stored at room temperature and away from sunlight.

Series Code :SR2068

Adhesive Mount Locking Cable Clamp

Adhesive Mount Locking Cable Clamps are designed to securely gather, routes and locks wires, cords and cables in place. The lock allows opening and closing several times to add or remove cables. It is used in walls, ceilings, and floors.

Resistant to high vibration, it can maintain a secure grip even when used continuously. Used in electronics, and automotive industries.

  • Material: PA, PVC
  • Colour: Grey
  • Material Flammability Standard: UL94 V-2, UL94 V-0

The adhesive element of the product has a shelf life of approximately 1 year from the date of shipment; when stored in the original unopened packaging, at room temperature and away from sunlight.

Adhesive Mount Locking D Clamp

D-Style Adhesive Mount Locking Cable Clamp features an acrylic adhesive base, making them quick and easy to install or remove. These clamps securely gather and lock cables, wires, and cords in place. Their top presses under the lid to lock the threads in place and are reusable, allowing cables to be added and removed a number of times. Used for walls, ceilings and floors, among other places.

Resistant to high vibration, it can maintain a secure grip even when used continuously.Used in electronics, and automotive industries.

  • Material: PVC
  • Colour: Grey
  • Material Flammability Standard: UL94 V-0

The adhesive element of the product has a shelf life of approximately 1 year from the date of shipment; when stored in the original unopened packaging, at room temperature and away from sunlight.

Allen Screw Caps

Allen Screw Caps firmly fit atop hex socket screws. They protect against damage and contamination. Used in sectors, including electronics and furniture making.

  • Used to conceal and protect Allen head screw from dust, dirt and damage.
  • It can help reduce noise and vibration by providing a more secure fitting.
  • Used in electronics, or furniture industries.
Material: LDPE - PIR, LDPE Colour: Black Series Code: , SR1805

Angled Square Inserts

Angled Square Inserts with an angled base are ideal for pipe ends, irregular surfaces and angled connections. Commonly used in furniture and construction. Easy to insert, they are built for durability. Available in Polyethylene (PE) and Nylon, with a sleek black finish.

  • They are easy to assemble for furniture and construction.
  • Ideal for pipe ends or irregular surfaces and for tubes that meet angled surfaces.
  • Designed to be durable and long-lasting.
Material: PE, LDPE - PIR Colour: Black Series Code: SR1555

Banjo Union Caps PCR

This range of push-fit caps is designed for Banjo Union connections. They provide a protective cover during storage, transportation and testing . This helps prevent the entry of contaminants and fluid residue that could leak and damage the main component. The Banjo Union connector protects the banjo fitting when installed from the hydraulic hose connecting it to a fluid line.

This series is manufactured from Post Consumer Recycled material, which is designed to support Essentra’s ESG ambitions and those of our customers. Material: LDPE - PCR Colour: Green Series Code: SRTOPCR

Banjo Union Plugs

Banjo Union Plugs protect banjo unions against damage and fluid residue. They are sturdy and suitable for hydraulic and fluid systems. Can be supplied with or without a cover tab. Compatible with DIN 7642 B/E banjo unions.

  • Designed to protect from damage, wear and tear, and dirt or moisture ingress.
  • Provides a secure fit on banjo unions DIN 7642 B/E, forming a reliable sealing surface to prevent leaks.
  • It can be used in applications in automotive or industrial machinery.
Material: LDPE - PIR, LDPE Colour: Natural Series Code: SR1016

Blanking Plugs

Blanking Plugs, also know as Blanking Caps or Hole Blanking Plugs, are used in the sheet metal industry. They provide protection against sharp edges, and are ideal for closing panel cavities. A handy hole plug, they protect against dust and other forms of ingress during the cleaning and manufacturing process.

Our range features rubber hole blanking plugs made from black Thermoplastic Rubber (TPR) or black Polyvinyl Chloride (PVC). Benefiting from acid resistance, these panel plugs are ideal for metal panels. The PVC version can withstand temperatures of up to 50C, and the TPR option can withstand temperatures ranging between -40C and 135C - making it a super versatile choice.

We also have a range plastic blanking plugs in black Ethylene-butylacrylate Copolymer (EBA) plug blanking options - suitable in applications where body plugs are required to protect against sharp edges. This plug can withstand temperatures from -30C up to a maximum of +50C. Perhaps browse our range of hole plugs made from clear copolyester - a strong thermoplastic resin that's highly popular. This blanking plug features a flat head that helps minimise distortion.

Blanking caps offer a clean finish and are and easy to use, quick solution. They large selection to suit hole diameter and panel thickness, so you are sure to find an option to suit your application needs.

Body Plugs

Body Plugs are designed to close panel cavities and seal apertures or holes, protecting against sharp edges. The plugs offers a clean finish. Also provides a secure fit with a simple push fit design. Can withstand temperatures ranging from -40C up to 135C.

  • Act as a protective barrier, preventing dust, dirt, moisture, and other contaminants.
  • Used in various applications, including automotive, industrial equipment, and machinery.
  • It can withstand temperatures ranging from -40C to 135C.
Material: TPR, TPE, Silicone Colour: Black Material Flammability Standard: , UL94 HB, UL94 V-0Series Code: SR1851, SRBP, SRLTP

Bolt Hole Flange Protectors

Flange Protection Discs are easy to fit. The disc has four pre-punched holes, through which cable ties can be easily attached for a secure fit. When needed other fastening products such as retainer plugs, pins and washers can also be applied.

These protective discs provide cost-effective full face protection for a flanges exposed sealing surface. They have a special design with multiple holes to match the flanges bolt hole diameter and bolt circle.

The extensive range covers a variety of sizes and pressure ratings. They includes options that are suitable for DIN flanges DN 10 to DN 600 - Pressure Groups PN 6, 10, 16, 15 and 40, and ANSI flanges 1/2 inch to 32 inches - Pressure Groups 150, 300, 600 and 900 pounds (lb).

Ensure you select an appropriate protector by first measuring both the Outside Diameter and Bolt Circle Diameter of your flange.

  • Easy and secure fitting with cable ties or other fastener solutions.
  • Cost-effective full face protection for a flanges exposed sealing surface.
  • Pre-punched hole design that matches a flange bolt hole diameter and bolt circle.
  • Options suitable for DIN flanges DN 10 to DN 600.
Material: PP Colour: Black Series Code: SR1172

Bolt Protection Caps

Bolt Protection Caps conceal and protect bolt heads and nuts against weathering. Ideal for bolt heads, screw heads and nuts. They create an enhanced finished appearance and are a great choice for outdoor applications.

This range is supplied in a wide choice of sizes to suit multiple applications.These caps are available to fit over common Imperial UNF, Metric ISO 4017 or DIN 933 standard bolts.

Available in a variety of colours.

  • Protects joint fasteners against tampering and weathering.
  • Creates an enhanced finished appearance for your application.
  • Great choice for outdoor applications.
Material: LDPE - PIR, LDPE Colour: Black, White, Grey, Green, Brown Series Code: , SRF0130, SR1802, SRF0074

Bolt Seals

High-security Bolt Seal is ideal for securing goods during import and export. Features an 18mm insert and pin head that ensures the seal stays engaged, even if the plastic cover is removed. The seal is ISO 17712:2013 compliant (coated pin) and C-TPAT certified.

  • A high security Bolt Seal that is ideal for use for the securing import and export goods both domestically, and internationally. Typical applications include; shipping containers, cargo containers, trucks, trailer vehicle doors and rail freights.
  • Has an 18mm insert and pin head that keeps the seal engaged on the applications latch when the plastic cover is intentionally or accidentally removed.
  • ISO 17712:2013 (coated pin option only) and C-TPAT compliant.
Material: ABS, PP, Steel Colour: Yellow, Blue, White, Orange, Red, Green Series Code: SREinLock, SRH0019, SRH0018

Cable Clamps - Fir Tree Mount, Hinged Locking Top

Hinged Locking Clamp is ideal for holding corrugated or convoluted tubing and other bundles.

An internal rib spans the diameter of the clamp and provides a firm grip. This ribbed design helps accommodate a wide range of panel thickness and can be applied to a variety of materials. A firm grip is further ensured by the large, contoured base, which offers all-round stable mounting.

The top of the clamp features a hinge mechanism that is releasable. This allows tubes, wires and cables to be easily removed or added to the clamp. It also allows for convenient maintenance and bundle re-routing.

These clamps have corrosion, vibration and abrasion resistance.

  • Material: Nylon 6/6
  • Colours: Black and Natural
  • UL94 V2 flame rated.

Cable Clamps - Hinged Locking

Cable Clamp with a hinged locking top are ideal for secure cable bundle routing and mounting.

How to Install;
Cables are placed in the centre of the clamp. The hinged top is then placed over the cables. The legs of the clamps are then inserted into two panel holes. The top is secured using two screws self-tapping screws. As the screws are engaged, the clamp legs expands and holds the clamp in place. There is no requirement for a nut, which means the bottom side of the board does not need to be accessed.

The hinged top is adjustable and can therefore be easily released, by simply removing the screws. This allows for hassle-free maintenance, removal and re-routing of cable bundles.

  • Material: Nylon 6/6
  • Colours: Black and Natural
  • UL94 V0 and UL94 V2 flame rated options

Cable Clamps - Plug In, Adjustable

These Cable Clamps are used to gather and route cables and wires, keeping them tidy, secure, and conveniently accessible. The robust structure ensures your cables are securely held in place, eliminating tangling, damage, or accidental disconnection. It has a plug-in application for simple installation, and the adjustable clip accommodates a wide range of wire diameters.

It is excellent for high vibration applications since, once closed, the clip will not open until the tab is released. There is still the option to reopen the tab and reutilise the clamp with alternative cable diameters. The snap-on design allows for quick installation and can be used in cabling applications such as data centres and networking facilities, telecommunications networks, or electrical.

  • Material: PA
  • Colour: Black, Natural
  • Material Flammability Standard: UL94 V-2, UL94 V-0

Cable Seals - Metal Body

Our Metal Cable Seals can be used to secure goods for long time periods and are used worldwide to secure goods during import and export. Typical applications include, shipping containers, cargo containers, rail freights, plastic distribution boxes, petrochemical valves, trucks and trailers.

The steel cable can only be removed using a tool (sold separately). The non-preformed cable unravels when cut to prevent tampering. These seals prevent tampering by cable cutting and reusing of the seal.

Compliant with ISO17712:2023 and C-TPAT with cable diameters of 3.5. and above.

To Install;
1. Loop the cable through the item to be sealed
2. Insert the cable through the locking chamber
3. Pull the cable all the way through the body, until the item is tightly sealed. - then pull at the body to ensure the seal is locked
4. Remove seal with the appropriate cable cutters (sold separately).

  • Material: Aluminium body with Galvanised Steel cable
  • Colours: Black, Blue, Bronze and Red

Cable Seals - Plastic Body

Cable Seals with a Plastic Body designed for long-term security and are used worldwide to protect goods during import and export. The long tag is ideal for printing QR codes, serial numbers and barcodes (up to 13 digits). High tensile strength options of 120kg (1.5mm diameter) and 150kg (2.0mm diameter).

  • Our Plastic Cable Seals can be used worldwide to secure goods during import and export. Typical applications include, shipping containers, cargo containers, rail freights, trucks and trailers.
  • Enhanced locking mechanism and tamper evident features.
  • Very high tensile strength, with options include; 120kg (1.5mm diameter) and 150kg (2.0mm diameter).
Colour: Blue, Green, Red Series Code: SRH0021

Centre Pull Plugs

The Centre Pull Plug easily plugs into a threaded or non-threaded hole. Due to the tapered design, is can be used to plug multiple inner diameters. These plug offers a snug and secure fit that prevents undesired substances from entering the open tube or hole, protecting internal components and ensuring optimal performance.

The integrated centre tab is designed for quick and easy remova, by pulling the tab upwards. The plug protects against damage, dirt, moisture, and corrosion during storage and shipping.

Used in various applications.

  • Tapered design means plug is suitable for multiple inner diameters.
  • The integrated centre tab is designed for quick and easy removal and installation by hand and with a tool.
  • Used in various applications, including electrical cables in machinery, equipment, and control panels.
Material: LDPE, LDPE - PIR Colour: Yellow, Orange, Red Series Code: SR1174, SR1068

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

Chrome-Plated Rectangular Inserts

Rectangular Inserts are applied to a variety of tubular applications and provide a neat and tidy appearance. These inserts have the added advantage of being chrome-capped, which gives then an attractive, high-gloss aesthetic that is ideal for finished products.

Suitable applications include chair and table legs, cabinets, shelving and others. The range includes ribbed options that are easy to insert and provide a positive fit. These options are suited to a wall section of 1.0 to 2.0 mm in thickness.

  • Rectangular Inserts are applied to a variety of tubular applications.
  • Provides neat and tidy appearance.
Material: ABS, PE Colour: Silver, Black Series Code: SR5721, SR1553

Collar Plugs

Collar Plugs feature a self-tapping design for easy installation. The thick walls make them highly durable and difficult to dislodge, ensuring a secure connection.

  • It features a self tapping design which makes it easy to install.
  • It protects against dust, debris, and other external elements.
  • Ideal for sandblasting and applications in the construction and automotive industries.
Material: LDPE Colour: Orange Series Code: SR1160

Collar Plugs PCR

Collar Plugs feature a self-tapping design for easy installation. Featuring thick walls, they are highly durable and resistant to dislodgment, which ensures a secure connection. These plugs protect against dust, debris and other external elements. This makes them ideal for sandblasting, as well as applications in the construction and automotive industries. They are designed with a knurled head for easy removal after surface treatment.

This series is manufactured from Post Consumer Recycled material, which is designed to support Essentra’s ESG ambitions and those of our customers. Material: LDPE - PCR Colour: Green Series Code: SRTAUPCR

Cover Caps

Cover Caps are used to conceal and protect exposed screw or bolt heads, while providing an attractive finish. Caps and washers are supplied separately.

  • Designed to protect screw heads and are ideal for decorative purposes.
  • Snap into place, protects against dirt and moisture.
  • Used in applications such as medical, and industrial.
Material: HDPE, Brass, PA66, PA, Nylon or HDPE, LDPE Colour: Yellow, Silver, Natural, Black, Grey, Beige, White, Brown, Green, Blue, Violet, Red, Pink Series Code: SR1811, SR1889

Covered Tapered Plugs

Covered Tapered Plugs have convex edges that guarantee a secure fit. Features a push-fit design that makes it simple to use and remove. Used for pipes, blind holes and furniture.

  • Designed to ensure a secure fit due to their convex sides.
  • It protects against contaminants, debris, and damage.
  • Reusable due to the material and without affecting the effectiveness of the sealing.
Material: Silicone Colour: Grey, Yellow, Dark Green, Light Green, White, Red, Black, Pink, Purple, Blue, Dark Blue, Clear Series Code: SR5751

Cross-Head Screw Caps

Cross Head Screw Caps are designed to conceal and protect exposed Crosshead (Phillips) head screws from dust and dirt. They offer a neat and tidy finish and can be easily installed by simply pressing them over the screw head until they click into place.

It helps prevent rusting, corrosion, and other forms of damage. Used on electrical enclosures, switchgear, and applications in industrial.

  • Material: LDPE
  • Colour: Black, White, Brown and Teak

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