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Threaded Seal Screws

 (62 product groups)

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Anti-Slip Self Adhesive Pads

Self-adhesive bumpers provide cushioning and protection for an array of surfaces, across many applications.

The range includes black adhesive discs with a single-sided foam that has anti-skid properties. Available in packs of four that are either on a roll or on a pad, these versatile discs are designed to bond to many surfaces including; corrugated card, chipboard, wood, low surface energy plastics and powder coats.

Also included are anti-slip pads that are made from PE Foam tape, featuring a silicone coated paper liner. These are suitable for applications with temperatures ranging from -29C up to 66C.

  • Rubber adhesive
  • Permanent solution
  • Black finish.


Series Code :SR5808

Anti-Vibration Plugs - LDPE

Anti-Vibration Plugs are designed to to be a reliable and efficient solution for reducing and dampening vibrations. It is used with BSP hydraulic fittings and has excellent resilience, shock absorption, and resistance to chemicals and solvents.

They have a serrated design that prevents loosening from vibration while retaining a firm grip on the pipe collar. They are easy to install and remove and, due to their transparency, can be inspected by the O-ring. Used in industries such as machinery, electronics, and automotive.

  • Material: LDPE
  • Colour: Clear


Series Code :SR6112

Button Head Seal Screws

This range of Seal Screws features a button head with a hexagonal drive. Hexagonal drives are ideal for precision assembly and are used where less surface area is available. They are made from Stainless Steel that provides good resistance to corrosion and is slightly magnetic..

Seal screws are a type of fastener designed with an o-ring to provide secure bi-directional protection against contaminates such as gases and fluids in various applications, minimising the risk of damage to sensitive equipment. They prevent the entry of water, dust, or other contaminants, ensuring a secure, reliable connection.

Seal screws are used in threaded and non-threaded holes in applications such as cabinets or used in the automotive and electric industries. Please note: Our seal screws are designed for use in applications where sealing properties are required. It could be confused with standard fasteners, these do not require sealing properties and with an O-ring you will not get a sealing property like you get with seal screws and may damage the ring.

  • Designed with an o-ring to provide secure bi-directional protection against contaminates.
  • Prevent the entry of water, dust, or other contaminants, ensuring a secure, reliable connection.
  • Used in threaded and non-threaded holes in applications such as cabinets or used in the automotive and electric industries.
Material: 316 Stainless Steel, 303 Stainless Steel Series Code:

Cam Levers - Threaded Insert

Internal Thread Cam Levers allow quick fastening or unfastening without the use of tools and allow fine adjustments to the clamping action. Releasing the handle disengages the lever for tightening or loosening while the insert or stud remains stationary.

Cam Levers - Threaded Stud

Cam Handles, also know as Cam Clamping Levers or Cam Clamps, are fastening devices that allow for quick fastening or releasing of a work-piece, without the use of tools. They also allow for fine adjustments to the clamping action. Once the Cam Lever Fasteners are threaded onto their application, clamping force is applied by pushing down the Cam Lever Bolt.

Featured in our range are;

Open Handled Clamp Levers that are made from Back Glass Filled Nylon. They have an open handled design to stop dust collection, and feature a low profile handle which is ideal for use in limited space applications.

Clamp Levers With and Without Adjustable Ring-nut, which have a cam lever body made from Glass-fibre Reinforced Nylon, with a black finish. Several types are included that feature rotating pins made from alternative metal materials - depending on your application needs.

Clamping Levers with Eccentrical Cams made from Black Powder Coated Die Cast Zinc that have a stainless steel threaded stud, used for rapid clamping and releasing. The lever has been designed to ensure that its movement cannot exceed the maximum clamping force. The distance between the lever cam and the clamping surface is adjustable via a fine pitch thread, allowing the clamping position to be set easily with maximum clamping force.

Aluminium Clamp Handles that are Natural or black in colour with a wide choice of thread options to choose from.

Cap Head Seal Screws

This range of sealing screws has a cap head with a torx socket drive, incorporating an O-ring that is compressed-squeezed between the head, the socket drive and the mating surface to complete the seal. Manufactured from stainless steel, which provides good corrosion resistance and is slightly magnetic.

Seal screws are a type of fastener designed with an o-ring to provide secure bi-directional protection against contaminates such as gases and fluids in various applications, minimising the risk of damage to sensitive equipment. They prevent the entry of water, dust, or other contaminants, ensuring a secure, reliable connection.

Seal screws are used in threaded and non-threaded holes in applications such as cabinets or used in the automotive and electric industries.

Please note: Our seal screws are designed for use in applications where sealing properties are required. It could be confused with standard fasteners, these do not require sealing properties and with an O-ring you will not get a sealing property like you get with seal screws and may damage the ring.

  • Designed with an o-ring to provide secure bi-directional protection against contaminates, such as gases and fluids, in various applications
  • Prevents the entry of water, dust or other contaminants, ensuring a secure and reliable connection.
  • Used in threaded and non-threaded holes, in applications such as cabinets, or used in the automotive and electric industries.
Material: 303 Stainless Steel Series Code:

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, TPR Colour: Yellow, Black, Orange, Red Series Code: SR1174, SR1067, SR1068

Control Knobs - With Marking

Control Knobs with Markings are ideal on applications that require fine, precise position adjustments. These knobs are designed with an ergonomically shaped knurled rim and indicator mark for accurate setting and adjustment.

Control Levers

Glass Fiber Control Levers act as a positional switch on machines, allowing the operator to easily alternate from one setting to another. These levers are easily gripped and resistant to oil and grease.

Diamond Knurled Knobs

Diamond Knurled Knobs have rough ridges around the outside of the handle creating a firm gripping surface that is also comfortable. These durable knobs fit onto threaded applications and are resistant to oils, fuels, and greases.

Flanged Caps

Flanged Caps are designed for easy assembly and removal, either with automated equipment or by hand. Typically used to protect metric or imperial threads, with or without O-Rings. The larger flange allows for faster application and removal when using it by hand.

For the purpose of quality control; the natural coloured caps allow you to see through the cap and check whether the O-ring is installed, or not installed, on the protected fitting.

Provides a snug and secure fit.

  • Designed to cover and protect threads.
  • Protects from damage, dirt, and moisture.
  • Used in the automotive and engineering industries.
Material: Silicone, LDPE, TPE, TPR Colour: Grey, Natural, Yellow, Clear, Pink, Red, Black Series Code: SR5754, SR1024, SRCTLTPE, SR1116, SR1124, SR1025, SR1026

Float-On Castors

Our Float-On Castors are designed for use in wet and dry conditions. They ensure smooth movement of delicate or polished flat materials. The balls are availble in two matieral and colour options. The red polyurethane (Shore A 90-95) ball is more hardwearing. The black rubber (Shore A 80-85) us for most other applications. The height is adjustable making these very practical. Features a BZP stem. Right or left hand orientation options are available to suit your needs. Comes either fully or partially assembled, and also available in a 'ball only' option.

Fluted Grip Knobs - Threaded Insert

Female Grip Hand Knobs have rough ridges around the outside of the handle creating a firm gripping surface that is also comfortable. These durable knobs fit onto male applications and are resistant to oils, fuels, and greases.

Fully Threaded Studs & Rods

Threaded Rods are ideal for applications where a screw head is not needed, or where space is precious. The Threaded Rod are fastened completely into the material, and threaded right down into the application.

Sometimes referred to as a Plastic Threaded Bar, our Thread Rod range features Fully Threaded Rods and Studs made from Nylon 6/6, including options that have a flame resistance rating of UL94 V2. Nylon is an ideal material for applications where a chemical resistant, insulating, lightweight and non-magnetic solutions is required.

  • Colour: Natural
  • Rod & Stud Lengths included, but are not limited to; 20cm and 100cm.

Commonly purchased alongside our Plastic Fly Nuts & Wing Nuts by our customers.

Gas Cylinder Valve Plugs

Gas Cylinder Valve Plugs have been developed in collaboration with major European gas companies to protect industrial gas valves from the ingress of dust, dirt and other contaminants. It provides a tight seal, while its unique vent cap allows for the safe release of gas after accidental opening of the valve.

It is easy to install and disassemble, making it a convenient solution for temporary applications and tamper-proof. It is used in gas storage, industrial and transportation applications.

  • Material: HDPE, LDPE
  • Colour: Yellow


Series Code :SR1060

Gear Lever Shafts

Gear Lever Shafts are threaded at both ends; connect to your linkable on one end, amplifying the input force through to the gears. The knob style of your choice can be attached to the threaded stud on the other end. These shafts are available with steel or stainless steel shaft and brass insert. These shafts are suitable for use with Conical Knobs, available to purchase separetely.

Gear Levers - Ball Knob

Ball Gear Lever handles and shafts are made of steel and are ground and polished with a black oxide finish. The T-handle knob is black plastic with a brass insert making these durable levers ideal on machinery applications for changing gears through a pivot point.

Gear Levers - Tapered Knob

Tapered Knob Gear Lever handles and shafts are made of steel and are ground and polished with a black oxide finish. The tapered knob is black plastic with a brass insert for an easy grip and aesthetically pleasing finish on machinery applications for changing or shifting gears.

Grip Hand Wheels & Knobs - Female

Female Grip Hand Knobs have rough ridges around the outside of the handle creating a firm gripping surface that is also comfortable. These durable knobs fit onto male applications and are resistant to oils, fuels, and greases.

Knurled Knob - Threaded Insert

Female Grip Hand Knobs have rough ridges around the outside of the handle creating a firm gripping surface that is also comfortable. These durable knobs fit onto male applications and are resistant to oils, fuels, and greases.

LPG Plugs

LPG Plugs are developed with the LPG industry in mind. They are intended to give a wise and effective solution for closing LP Gas cylinders and preventing harmful gas leakage. Used for secure, effective sealing, tamper resistance, and shipment; mounting and dismounting instructions are also included.

Threaded fitting style makes it quick and easy to install and remove, plus they are strapped to prevent leaks and facilitate replacement. Complies with the LP Gas Association Code of Practise 15: Part 2 and are utilised in industrial, automotive, and logistical applications.

  • Material: HDPE;LDPE, LDPE
  • Colour: Black


Series Code :SR1085

Lobed Hand Wheels & Knobs - Female

Female Lobed Hand Wheels & Knobs have a scalloped edge to allow for maximum grip and comfort. These durable lobed knobs are impact and chemical resistant and provide a neat appearance for finished applications that require adjustment.

Machine Feet - Standard

Our range of Standard Machine Feet made with zinc-plated steel stud and a Polyamide (PA) base, are made to support machinery, electronic racks and conveyor belt applications. The feet have a maximum of 20 degree articulation and can be purchasesd in variants either with or without bolt holes. Additional non-slip pads can be purchased separately when extra friction is required.

Series Code :SR1545

Mushroom Knobs

Mushroom Ball Knobs give products an aesthetically pleasing, finished look. These moulded plastic knobs are ideal for a wide range of applications including machine tools, jigs, and fixtures. The mushroom design provides a comfortable grip.

Series Code :SR6530

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

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