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Nylon Push Fit Threaded

 (38 product groups)

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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.
  • 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: ABS, PE, LDPE Colour: Black, Grey, White, Yellow, Orange, Red, Brown, Blue, Green Series Code: SRANT, SR1530, SR1560, SR1555, SR1565

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: PA, PA66 Colour: Natural, Black, Beige, Grey, White Series Code: SR2041

Slottex Plugs

Slotted Plugs are designed with a double sealing ring on the underside of the flange that provides a secure and reliable seal. The design includes five complete threads for a secure fit. Offers protection from dirt, dust, debris, liquid residue and corrision. Head designed not to trap liquid when the plug is secured in place.

These Sealing Plugs are easy to install and remove by hand. The hex head design allows the plug to be applied or removed with a screwdriver, spanner, Allen key or socket. The range covers an extensive offering of dimensions suitable for Metric, BSP, and UNF threads.

Used in various applications, including hydraulic, pneumatic, and general engineering industries.

  • Designed with a double sealing ring for a secure and reliable seal.Designed with a double sealing ring for a secure and reliable seal.
  • Protects from contaminants and ingress of moisture.
  • Easy to install and remove by hand.
  • SRF1007, SRF1005, SRF1117
Material: LDPE, PA, PEColour: Yellow, BlueMaterial Flammability Standard: Series Code: SR1005, SR1007, SR1117

Square Tube Inserts

Square Inserts and Glides 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

T-Handle Knobs

T-Handle Knobs have metal inserts or studs that thread easily and create an easy to grip knob with an ergonomic design. The T-Handle design provides a strong hand hold for quickly adjusting controls or as a lever.

Series Code :SR6540

Threaded Plugs with Gasket

Threaded Plugs with Gaskets are intended to establish a tight and secure seal that prevents dust, dirt, or other undesired components from entering. The inclusion of a gasket (washer) seal improves sealing capabilities, adding an extra layer of protection against leaks and impurities.

Threaded Plugs are easy to install and remove from the application using a straight screwdriver, hex key or wrench. They can withstand temperatures from -30C up to +90C.

Frequently used in hydraulic and pneumatic systems, automotive, and general engineering sectors.

  • Provides a tight seal, preventing contaminants from entering.
  • Easy to install and remove using a straight screwdriver, hex key or wrench.
  • Can withstand temperatures from -30C up to +90C.
Material: LDPE, PA6, PA;TPE Colour: Red, Yellow, White Series Code: SRTFUGP, SRTFTG, SRF0012

Threaded Protection Caps - UNF/JIC Threads

Threaded Protection Caps for UNF /JIC Threads protect threads and fittings from damage during production, storage, and shipment, ensuring that they remain in good condition and ready for use when needed. The protection cap protects flared and flare less from contaminants like dirt, dust, debris, and moisture out of the hole.

Features a knurled head design that makes them easy to install and remove by hand by twisting them or pushing them in on the pipe or tube. They are ideal for UNF/JIC threads, and if you pick the yellow option, they are made of HDPE and have a long profile, which allows for more threading turns. It can withstand temperatures between Min. -30C, Max. +80C. The range of Protection caps can be used in various applications, including hydraulic and pneumatic systems, automotive, and industrial applications.

  • Material: Nylon, HDPE, LDPE
  • Colour: Red, Yellow


Series Code :SR1018, SRF0015, SRF0014

Threaded Protection Plugs - NPT Threads

Threaded Protection Plugs for NPT Threads protect threads and fittings from damage during production, storage, and shipment, ensuring that they remain in good condition and ready for use when needed. The protection plug protects from contaminants like dirt, dust, debris, and moisture from the hole.

It may be installed by hand or with a 12-point socket head, screwdriver or wrench. This threaded plug is suggested for usage where strength and abrasion resistance are required since it can tolerate temperatures ranging from -40F to 230F | -40C to 110C. Suitable for Metric threads. Used in various applications, including hydraulic, pneumatic and general engineering industries.

  • Material: HDPE, PA
  • Colour: Red, Natural


Series Code :SRK0083, SR5759

Threaded Protection Plugs - Wide Flange

These Wide Flange Threaded Protection Plugs protect threads and fittings from damage during production, storage, and shipment, ensuring they remain in good condition and ready for use. Their nitrile gasket seals the plug to the mating surface for leak-tightness. The protection plug protects from contaminants like dirt, dust, debris, and moisture from the hole.

Its wide flange design keeps any paint flakes from the hole when removed. It is easy to install or remove by hand, screwdriver, or torque wrench. Due to its Nylon material, it is recommended for intermittent temperatures from -40C to +100C. Used in various applications, including hydraulic, pneumatic and general engineering industries.

  • Material: Nylon
  • Colour: Yellow


Series Code :SR5761

Thumb Screw Knobs - Knurled

Knurled Knobs, or Thumb Knobs easily press fit on to screws, creating a small knob for clamping or securing an application. These Thumb Screw Knobs, also known as Thumb Bolts, can be used with any length of screw. The knurled edge is easily gripped for tightening and loosening.

Our offer features a range of black and orange Knurled Knobs, made from Polyoxymethylene (POM). Several options available; the first two options offer easy assembly with bolts and nuts, with a single hammer-stroke. Suitable for M4, M5, M6, M8 and M10 hexagon bolts and nuts. They are in compliance with DIN 555, 601, 934, 558, 571, 931 and 7976. The third options easily assembles on socket head screws, also with one hammer-stroke. Available for inside hexagon bolts from M3 up to M10, and in compliance with DIN 912, 6912, 7984.

Also available are Knurled Screws or Nuts made from either Steel, with a tensile strength class of 5.8 (500 N/mm). This option has a visible face fine turned and blackened. The other option made from Stainless Steel AISI 303 - the visible face find turned with a matte, shot-blasted finish. Various threads available include M5 knob screw options.

A Thumb Screw Knob made from Acetal is also in our thumb knob range. These can be used as a thumb screw or a knob, with caps available for use with any length screw. Colour options include Black, Blue and Red.

The range also features a black Polyamide (PA 6) Knurled Kbob, suitable for Socket Head Caps Screws, which easily assembles into the base of the knob. Not special tools or glue is required. The knurled edge increases grip.

Thumb Screw Knobs - T-Head

T-Head Thumb Screw Knobs can be press-fit onto screws to create a small knob for clamping or securing. These knobs can be used with any length screw and the T-Head design provides extra leverage when tightening.

Vent Plugs

Vent Plugs are innovative and versatile plugs designed to provide effective sealing solutions while allowing controlled ventilation in a wide range of applications. These plugs are engineered to excel in industries such as automotive, electronics, and manufacturing, where pressure differentials or temperature variations may occur. With their unique characteristics and numerous benefits, Vent Plugs offer a reliable solution to seal openings and regulate airflow.

One of the main characteristics of Vent Plugs is their high-quality construction. These plugs are typically made from durable materials such as rubber or silicone, ensuring excellent sealing performance and long-lasting durability. They feature a compact design with a secure fit, preventing air, moisture, and contaminants from entering or escaping the sealed space. Additionally, Vent Plugs are designed with integrated venting features, allowing controlled ventilation while maintaining a reliable seal. This venting capability is essential in applications where pressure equalization or temperature regulation is crucial to prevent damage or malfunctions.

  • Material: Stainless Steel, PA
  • Colour: Natural, Grey, Black, White, Brass
  • Material Flammability Standard: UL94 V-2


Series Code :SR6260, SR1708, SR1086, SR1868, SR1866

Wing Knobs - Tapered/Threaded Insert

Female Tapered Wing Knobs are designed to give good leverage with each turn making them ideal for applications that require frequent tightening and loosening. These tapered plastic knobs with steel inserts are easily gripped and durable.

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