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Locking Push Fit Lock Washers

 (178 product groups)


Round Glides

Round Load Bearing Glides serve as both protection plugs and glides. Ideal for moderate to heavy-duty applications. Protects floors from scratches and damage.

  • Used as a protection plug or as aglide.
  • Designed to fit into end of a tube or pipe.
  • Protect floors from scratches, scuffs, and other damages.
Material: ABS, Nylon, Butyrate, LDPE, HDPE Colour: Black Series Code: SR1632

Round Hanger Caps

Round Hanger Caps protect the outer diameters of threaded and non-threaded tubes and rods, preventing unintentional displacement. Feature an attractive finish and have excellent weather resistance.

  • Ideal for protecting tubes, pipes, and rods.
  • It has an attractive finish with a convenient pierced end for hanging.
  • Flexible for easy fitting and offer good weather resistance.
Material: PVC Colour: Black Series Code: SR1512

Round Threaded Inserts

Round Threaded Inserts are quick-fit inserts for tube ends and connecting pipes, designed for secure screw fixing. Provides a stable and secure mounting point for various furniture and equipment components.

  • It is available as quick-fit inserts.
  • Ideal for tube ends and connecting pipes.
  • Used in manufacturing, packaging, and construction industries.
Material: Steel, HDPE, LDPE, PA6, PP, PA, Aluminium Colour: Natural, Black Series Code: SR1430, SR1570, SR1567

Round Threaded Inserts - Metal

Round Threaded Inserts feature an internal thread for adjustable levelling feet and brackets. Their metal threads ensure a smooth, secure and durable fit, with two-piece mouldings that fit snugly into tubes.

  • Their metal threads allow for a smooth, secure, and durable fit, and the two-piece mouldings fit snugly into the tubes.
  • Have an internal thread to accommodate adjustable levelling feet and brackets.
  • They are ideal for heavy duty applications and made from cast aluminium alloy.
Material: HDPE, PA Colour: Black, Grey Series Code: SR1571, SR5438

Round Tube Inserts

Round Tube Inserts and Glides provide a finished look and offer protection to the end of round tubing, poles or posts. Two designs available; ribbed for maximum grip that can be used on multiple tube guages or with a plain shank that can fit on one tube guage specifically, giving you a step lead for easy installation.

A selection of different types and styles are available:

  • Lightweight Round Inserts are simple to assemble and have a high-quality finish. The imperial range has a plain shank, whereas the metric range has a ribbed shank.
  • Tube end inserts made from low-density polyethene are knurled for a snug fit and to protect against sharp tube edges.
  • Standard round inserts are grooved for ease of installation, a secure fit, and to conceal sharp edges.
  • Round domed inserts offer a nice finishing touch for high-quality tubular items.

Typically used in furniture and industrial equipment applications. The versatility of materials, finishes and colours provides a choice to maximize the aesthetical appearance and premium fit for your application. It is advised to choose a coloured option to improve the asthetical appearance of your finished project, as it will blend with the paint and provide a pleasing visual finish.
  • Provides a finished look and protection for the end of tubing, poles or posts.
  • Push-fit inserts with a ribbed design for maximum grip or a plain shank for a smooth application.
  • Used in various applications, including furniture, construction, and industrial.
Material: LDPE, ABS, PE Colour: Black, White, Grey, Orange, Yellow, Red, Brown, Blue, Green Series Code: SR1530, SRANT, SR1560, SRILTB, SRILTT, SR1565

Round Tube Inserts - Chrome Finish

Our Round Tube Inserts feature a high-gloss chrome finish that provides a visually pleasing and clean appearance, ideal for finishing the ends of outward facing tubular products.

The outside diameter benefits from a ribbed design that ensures ease of insertion and a positive fit.

  • Ribbed shank.
  • Easy insertion and retention.
  • Provides a neat finish.
Material: ABS, PE Colour: Black, Silver, Chrome Series Code: SR5723, SR1562

Round Tube Inserts - Metal

Round Inserts are used to finish the end of tubular products, providing a clean and visually pleasing appearance. Provides a base to prevent scratches and damage when products come into contact with a surface.

  • Round Inserts are used to finish the end of tubular products, providing a visually pleasing and clean appearance.
  • Provides a base to prevent scratches and damage when products come into contact with a surface.
  • Quick and easy assembly.
Material: Steel Colour: Natural Series Code: SR1554

Round Tube Inserts - Multi Purpose PCR

Round Tube Inserts are used as multi-functional protective components, when finishing and aesthetics are not a priority. Featuring a push-in design, the inserts primary function is to prevent the entry of contaminants such as dirt, dust and moisture. Additionally, it safeguards against sharp edges created by cut. Easily inserted by hand or with a mallet for a speedy assembly. Commonly used in metal tube forming applications for industrial furniture, specialist vehicles, street signs and scaffolding.

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: Black Series Code: SRILTPCR

Round Tube Inserts PCR

Round Tube Inserts are designed to enhance the aesthetical finish for applications including industrial furniture, display cabinets and specialist vehicles. Its primary purpose is to protect against contaminants such as dirt, dust, moisture and corrosion.

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: Black Series Code: SRILTBPCR

Round Vinyl End Caps

Vinyl End Caps, commonly known as Flexicaps or PVC End Caps. A round cap that protects the outside diameter of threaded or non-threaded tubes, rods, pipes or paper tubes. The vinyl material can stretch on to larger dimensions for a tight fit without tearing, splitting or shredding.

These round vinyl end caps include a red flexible Polyvinyl Chloride (PVC) 60 Shore version, which is made from softer and more flexible material that allows for easy fitting. The bright red colour offers high visibility, thus reducing health and safety risks. Also included is a black PVC 80 Shore version that is more rigid than the red option. Also available is a glossy, dip-moulded round end tip that has a smooth finish. Durable round plastic end caps for round tubing are ideal product presentation and protection.

These vinyl caps provide a high-gloss, attractive finish making them ideal for use as decorative end caps. The flexibility and durability allows suitable fit for multiple applications. They can be used as a mask for coating, plating and paint applications, where the maximum temperature is not higher than 350F.

  • Simple push-fit design.

SAE Butt Weld Covers

SAE Butt Weld Covers are primarily used in hydraulic and pneumatic applications. They are a protective cap for use in 3000 and 6000 SAE PSI applications. Provides maximum protection for butt-weld ends on valves, pumps, and heat exchangers. These will not crack or chip and eliminates the need for plywood, masonite and fasteners.

Saves labour on assembly costs as they easily push-fit into place by hand. The special reverse angle design matches the butt-weld angle and completely covers or protects the end during shipping and storage.

Made from Low-Density Polyethylene (PE-LD) and two colour options are available. The Natural, translucent option is designed to protect split-flange coupling surfaces and allows for the O-ring to remain visible, while providing secure protection by an internal locking bead. The Red option is ideal for SAE flange nipple. Features a temperature range from minimum -30 degrees C up to a maximum +50 degrees C.

  • Primarily for use in 3000 and 6000 SAE PSI hydraulic and pneumatic applications.
  • Natural option protects split-flange coupling surfaces.
  • Features a temperature range from minimum -30 degrees C up to a maximum +50 degrees C.
Material: LDPE Colour: Red, Natural Series Code: SR1029, SRCALSAE, SRF0004

SAE Butt Weld Covers PCR

SAE Butt Weld covers offer effective protection for SAE J518-61 flanges. Specifically designed to shield split-flange coupling surfaces from damage, contamination and moisture during storage, handling and transportation.

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: SRCALSAEPCR

Screw Cap Covers

Screw Cap Covers go over the top of screws. Delivers a clean finish, while covering against dust and damage. Used with veneered chipboard.

  • Designed to provide a finished and professional surface appearance.
  • Provide a neatly finish and protects screws from dust and dirt ingress.
  • Used to cover exposed screws in furniture, cabinets and automotive applications.
Material: LDPE Colour: Silver, Cream, White, Teak, Dark Brown, Light Brown Series Code: SR1612

Sheet Metal Plugs

Sheet Metal Plugs are used to blank holes during transportation or can be used on finished products to provide a clean finish. The Nylon (PA 66) plug protects the handler from fabricated holes associated with hazardous shards. They can also be used to protect internal threads from damage in transportation.

Available in three colours, usefule for the purpose of colour identification or to match finished product aesthetics.

Sheet Metal Plugs can be easily pushed into applications without any fixing requirement and can easily be removed.

  • Used to blank holes during transportation.
  • Easily pushes into applications without the need for fixing.
  • Provides a clean finish to your applications.
Material: PA66, PA Colour: Natural, Black, Grey, White, Beige Series Code: SR2041

Side Pull Plugs

Side Pull Plugs are a type of plug that features an intergral side pull tab, and is designed for easy removal in awkward locations. Designed to protect threaded or non-threaded holes during production, storage, and transportation. Offers protection against dust, dirt, damage, moisture, acid, and corrosion.

The side pull tab is designed for quick and easy removal, and provides additional help when removing the part from a tightly fitted application. It can withstand temperatures from -40F to 275F (-40C to 135C).

Used in various applications, including machinery, electronics, automotive, and HVAC systems.

  • Protects against dust, dirt, damage, moisture, acid, and corrosion.
  • Withstands temperatures from -40F to 275F (-40C to 135C).
  • Tapered design allows the part to plug multiple inner diameters.
Material: LDPE, TPE Colour: Yellow, Natural, Blue Series Code: SRSTCL2, SR1053, SR1110

Side Pull Plugs PCR

Side Pull Plugs have a conical design that provides effective general protection against damage, dirt, moisture and corrosion during manufacture, storage and transportation. The conical shape makes it an economical solution to fit within a range of dimensions. The push fit design with the pull tab allows an easy and fast removal, when the fitting is tight.

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: SRSTCL2PCR

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

Snap Fit Plugs

These Snap Fit Plugs are designed to facilitate the application and removal on a component. They protect the aperture from ingress of contaminants like dirt, dust, and debris.

Easy to install and remove; once pushed into position, a single twist provides a secure and snug fit. A central tab at the top provides a strong grip for tightening and removal. The range is suitable for hydraulic fittings with Metric, BSP, UNF, and JIC threads.

Each plug covers a range of different thread sizes and styles.

  • Easy to install and remove. Once pushed into position, a single twist provides a secure and snug fit.
  • Features a central tab at the top that provides a strong grip for tightening and removal.
  • Suitable for Metric, BSP, and UNF threads.
Material: LDPE Colour: Red, Yellow, Blue Series Code: SR1008, SRTFUP, SR1119, SR1010

Snap Fit Plugs PCR

Snap Fit Plugs effectively protect against contaminants such as dirt, dust and moisture for a variety of applications during manufacture, storage and transport. Slight pressure snaps the plug into an internal rib to make a secure seal. The cross-head feature allows removal with a tool that twists the part out.

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: SRTFUPPCR

Snap-Fit Blanking Plugs

Snap-Fit Blanking Plugs are designed to seal unused holes and apertures without the need for fasteners or adhesives. The snap-fit mechanism ensures a secure connection that prevents accidental removal, even under pressure or vibration. Offers high impact resistance and protects against dust, moisture and pollutants. Easy to install with a simple push or snap. Ideal for application in the manufacturing, electronics and construction industries.

  • It offers a secure and dependable seal without extra fasteners or adhesives.
  • It offers high impact resistance and keeps dust, moisture, and other pollutants out of the hole.
  • It is easy to install, requiring only a push or snap into place, without needing tools.
Material: LDPE Colour: Black, Natural Series Code: SR1760

Socket Screw Cover Caps

Socket Screw Cover Caps protect socket head screws, preventing damage caused by corrosion and the ingress of impurities. They also add aesthetical appeal. Can tolerate temperatures ranging from -40C up to +150C. Used for automotive and electrical purposes.

  • Used for the inside of UPS boxes when high voltage cables pass close to metal screw heads.
  • Cover and protect socket head screws from dust and dirt, while providing a quick and clean finish.
  • Used in appliances, electrical applications and automotive.
Material: Silicone, LDPE Colour: Black, White, Grey Series Code: SR1628, SR1813

Soft Knurled Caps

Soft Knurled Caps are a simple and economical way of protecting metric and UNF threads during painting, assembly or transportation. They have a knurled exterior and are manufacured from a soft, durable TPE that provides a better grip and a tight fit. Protects pipe ends from damage, and keeps dirt and debris out.

Easy to install and remove. They can operate in a temperature from -60 C up to 135 C.

Commonly used in plumbing, HVAC, and industrial applications.

  • Simple and economical way of protecting metric and UNF threads.
  • Easy to install and remove.
  • Operatures in temperatures from mimimum -60 C up to maximum 135 C.
Material: TPE Colour: Blue Series Code: SRF0010

Square End Caps

Square End Caps protect tubular items, while providing an appealing and shiny finish. The flexible material allows it to fit snugly and smoothly, resulting in a tight and secure fit.

  • Ideal finishing product for tubular products.
  • Flexible material, that allows the part to be fitted with ease.
  • It protects tubes from dirt, dust, and other debris.
Material: PVC Colour: Black Series Code: SR1523

Square Feet Ferrules

Square Feet Ferrules are intended to add stability, floor protection and a polished appearance to equipment. Covers sharp tube edges and square legs, providing them with impact and wear resistance. They are adaptable, allowing for easy application.

  • It is used to prevent water, moisture, dirt or dust from damaging tube ends.
  • It is designed for finishing, or protection and applied to cover sharp tube edges.
  • It can be used in the automotive, electrical, and medical industries.
Material: LDPE Colour: Black Series Code: SR1521

Square Tube Inserts

Square Tube Inserts provide a finished look and offer protection to the end of square tubing, poles and posts. Two designs available; ribbed for maximum grip that can be used on multiple tube guages or with a plain shank that fits one tube guage specifically, giving you a step lead for easy installation.

Designed to provide a tight fitting connection on a variety of tubular products. Some of the range help prevent against damage to floors or other surfaces, as well as tube protection from external elements.

They come in a variety of options and styles; standard square ribbed inserts, lightweight square inserts, and metallic square inserts. Typically used in furniture and industrial equipment applications. The versatility of materials, finishes and colours provides a choice to maximize the aesthetical appearance and premium fit for your application.

  • Finishing product used for square tubular products.
  • Ideal for use on furniture and industrial equipment.
  • Helps prevent damage to floors and protect the tube from external elements.
Material: ABS, LDPE, PE, TPR Colour: Silver, Black, White, Mid Grey, Blue, Red, Yellow, Brown, Green, Dark Grey, Grey Series Code: SR5722, SRANQ, SR1540, SR1542

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