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Plastic Threaded Pull Tight Seals

 (53 product groups)

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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

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 Colour: Yellow, Orange, Red Series Code: SR1174, 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.

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.

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

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

Parallel Protection Plugs

Parallel protection plugs are general-purpose plugs that are used to protect a variety of applications.

The thermoplastic elastomer range is recommended for applications where resistance to acid is required. The PVC range is highly resistant to shredding and therefore ideal for threaded applications. The green vinyl range works well with applications where oils and greases are present.

Features a parallel or straight wall design that ensures a secure and snug fit while preventing contaminants, damage, dirt, corrosion, moisture, and debris during storage and transportation.

  • Parallel design ensures a secure and snug fit that prevents contaminants, corrosion, and debris during storage and transportation.
  • Easy to install and remove, and provides a neat finish.
  • Suitable for various applications including automotive, manufacturing, and commercial.
Material: TPR, LDPE, TPE, PVC, Vinyl Colour: Black, Natural, Red, Green Series Code: SR1067, SR1015, SRSTG, SRSTLL, SR1014, SR1013, SRF0000

Pull Handles - Bridge Shape Plastic

This range of Pull Handles have a bridge shape with a rectangular bar. These strong handles are commonly used for both the opening and closure of doors, and for the lids on heavy cabinets.

They are an economical choice that is well suitable to a number of applications and industries, including; railway, machinery, and electrical or industrial equipment.

Our offer features a selection of material and finish options to suit different environments, as well as a choice of pulling strengths and thread styles. The range also has options suitable for front or rear mounting.

  • Material: Duroplast, Thermoplastic
  • Colour: White, Black, Yellow, Natural

Pull Tight Seals - Barbed Strap

An all-plastic range of pull-tight seals with a barbed strap that is ideal for gripping slippery materials. They provide an indicative seal revealing evidence of tampering or breach, and can therefore help in the prevention of theft. The seals are commonly used for easy identification of delivery details to help improve efficiency. They are suitable for many applications, including those that are more robust in nature.The range includes several type options, including those with a tear-off tab for quick and easy removal that is tool-free. The type options are; AceLock, LightLock, PrimeLock and SentryLock.

PrimeLock is a cost-effective, tamper evident seal with a tag-holder included. It features a one-piece variable loop construction with unique spiky stem design that enhances grip of the seal. It also has side tear-off and long tag options. The longer tags are ideal for barcode printing. PrimeLock are typically used for secure fastening to the neck of bags or on non slippery materials. Benefits from quick identification of information and easy removal of the seal, without the need for cutting tools.

LightLock is specially developed for marking fire extinguishers after testing and features a low break strain for easy removal in emergencies. Has one-piece variable construction for a low tensile strength and a thin barbed sealing ribbon (2.6mm diameter). These seals are ideal for applications with small sealing apertures. Colour coding allows easy identification and they also benefit from tool-free removal.

AceLock is a versatile pull-tight seal that's ideal for applications confined to small sealing spaces. Easy to use and no tools are needed for installation or removal. Features variable loop design that is reinforced with an acetal locking mechanism, which bolsters security and protects against heat-sourced tampering. Also features a thin barbed sealing ribbon (3.0mm) and has side tear-off options. Ideal for more robust applications.

SentryLock is a multi-purpose seal that offers security and loss prevention. It has a high break strength and a user-friendly side tear-off design. The variable loop design is reinforced with an acetal locking mechanism. This mechanism also benefits from roll heat staking technology. The seal features gripping prongs on the stem. Used to securely fasten the necks of bags and provide clear evidence of tampering.

High break strengths: 8kg,12kg, 20kg and 32kg

  • Body Material: Polypropylene
  • Colours: Blue, Green, Orange, Red, White and Yellow
  • Applications include; Cash and courier bags, security containers, roll cage pallets and bonded cage doors, trucks and trolleys, cash machines, coin boxes, gaming machines, safety equipment (fire extinguishers), evidence bags, transport containers, logistcs and security servies... and more!


Series Code :SRH0011, SRH0031, SRH0032, SRH0035, SRH0034, SRH0033, SRH0012, SRBagLock ,SRH0009, SRH0011, SRH0012

Pull Tight Seals - Smooth Strap

A range of pull tight seals with smooth straps that provide an indicative seal that reveals evidence of tampering or breach, across a variety of applications. The products featured are easy to apply and tighten to a desired diameter. Several seal types are available, including those with longer tags and with a tear-off tab for quick and easy removability. These seals have a variable loop with a metal locking jaw.The type options available, include; JawLock including Mini and Maxi versions, SegureLock, TeraLock and SmoothLock.

JawLock is a versatile seal that provides signs of tampering. Specially designed for small strap diameters, making it ideal for securing items with a small aperture. The thin round and smooth strap (2.0mm diameter) has side tear-off functionality and includes a full-size tag with ample surface for codings. Ideal for more robust applications. Benefits from tool-free removal.

SegureLock and SmoothLock are user-friendly options that feature high-security, tamper-evident pull tight seals. They are ieal for securing applications such as, courier sacks. They both features a smooth straps with gripping prongs on the stem.High Strength: 12kg, 14kg, 20kg, 25kg, 35kg and 45kg

  • Body Material: Polypropylene (PP)
  • Jaw Materials: Metal and Stainless Steel
  • Colours: Blue, Green, Orange, Red, White and Yellow
  • Applications include; In-land transportations, courier and postal bags, security containers, games machines, distribution boxes, cage roll pallets, cash containers, food tanker valves, evidence bags, cash-in transit bags, truck and trailer doors, tote bags and roll cages.... and more.


Series Code :SRJawLock, SRH0038, SRH0036, SRTeraLock

Push Fit End Caps

Push Fit End Caps are a simple and economical way of protecting metric and UNF threads during painting, assembly or transportation. They 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, , LDPE Colour: Blue, , Red Series Code: SRCFBTPE, SRCFB

Push-In Plugs

Push-in Plugs are a practical choice for blanking a wide range of holes or bores during manufacturing processes or transportation, and can be applied to finished products. Designed to shield the handler from rough surfaces caused by sharply cut hole edges. The varied styles available in our range can also be used to protect against ingress of contaminants.

They are simple to install and uninstall with a single push. Used in various applications, including medical, automotive, food and beverage, and industrial machinery.

Protects against damage, dirt, moisture, and corrosion.

  • Shields the handler from rough surfaces caused by sharply cut hole edges.
  • Used in various applications, including medical, automotive, food and beverage, and industrial machinery.
  • Protects against damage, dirt, moisture, and corrosion.
Material: LDPE Colour: Natural, White, Black Series Code: SR1011

Quick-Fit Connector Plugs

Quick-fit Connector Plugs are created to conform to SAE J2044 - 12 connectors for fuel systems. The plug offers protection from ingress of contaminants or potential leaks of fluid.

The ring tab is designed to cover the wall of the connector when fitted, and to be pulled out for easy and fast removal.

  • Ring tab is designed to cover the wall of the connector when fitted.
  • Helps quickly and easily connect wires, without needing special tools or equipment.
  • Used in industrial, HVAC, and plumbing applications.
Material: LDPE Colour: Yellow Series Code: SRF0009

Rectangular Threaded Inserts & Glides

Our range of Threaded Inserts and Glides come in a variety of options. Inserts are placed into the cavity at the end of pipes and tubes to provide a clean and neat finished appearance. Inserts also offer surface protection, and prevent the ingress of dirt and other contaminants.

These inserts can be used in a range of standard or heavy duty applications, but are ideally used with adjustable feet, tilt glides and castors.

Available are all-metal inserts, and plastic inserts with a metal nut. The metal threat provides a secure fit and allows for smooth repeatable adjustment of the insert. The plastic inserts come either as a single piece or a two-piece moulding. The two-piece mouldings fit neatly together to fit into tubes.

  • Materials: High-Density Polyethylene (HDPE), Polyamide (PA) and Aluminium.
  • Colours: Black, Grey and Natural


Series Code :SR1571, SR1570, SR1567

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