Loctite Threadlockers

Exclusive UK Partner

Delivery

Next day delivery on in stock items ordered before 4.30pm

 

Product Description

  • Loctite 221 Screwlock

    LOCTITE® 221 is a methacrylate-based threadlocking adhesive designed for low strength applications on small threads up to a maximum size of M12. Typical fixture times are 25, 20 and 210 min on steel, brass and stainless steel respectively. Offering low viscosity and a breakaway torque of 8.5 Nm, the product is designed for fasteners that require easy disassembly with standard hand tools.

Product Specification

Technology

Acrylic

Chemical Type

Dimethacrylate ester

Appearance (uncured)

Purple liquid

Fluorescence

Positive under UV light

Components

One component –
requires no mixing

Viscosity Low
Cure Anaerobic
Secondary Cure Activator
Application Threadlocking
Strength

Low

 

Product Description

  • Loctite 222 Screwlock Controlled Torque

    LOCTITE® 222 is a low-strength threadlocker that allows the adjustment of screws including countersunk head screws and set screws. Good on low-strength metals which could fracture during disassembly, e.g. aluminium or brass. The product works on all metals, including passive substrates such as stainless steel, aluminium and plated surfaces. t is proven to be tolerant of minor contamination due to industrial oils, e.g. engine oils, corrosion prevention oils and cutting fluids.

    • Part Number
      • 10ml: 267358
      • 50ml: 195743
      • 250ml: 142486
    • Next day delivery in stock items ordered before 4.30pm

      Exclusive UK Partner

Product Specification

Technology

Acrylic

Chemical Type

Dimethacrylate ester

Appearance (uncured)

Purple liquid

Fluorescence

Positive under UV light

Components

One component –
requires no mixing

Viscosity Low, thixotropic
Cure Anaerobic
Secondary Cure Activator
Application Threadlocking
Strength

Low

 

Product Description

  • Loctite 225 Low Strength Thixotropic

    LOCTITE® 225 is a 1-part, brown, liquid, medium viscosity, anaerobic threadlocker which has medium strength. It cures when confined in the absence of air between close fitting metal surfaces. It is designed for the locking and sealing of threaded fasteners which require normal disassembly with standard hand tools.

Product Specification

Technology

Acrylic

Chemical Type

Dimethacrylate ester

Appearance (uncured)

Brown liquid LMS

Fluorescence

Positive under UV light

Components

One component –
requires no mixing

Viscosity Medium
Cure Anaerobic
Secondary Cure Activator
Application Threadlocking
Strength

Medium

 

Product Description

  • Loctite 241 Nutlock

    LOCTITE® 241 is a methacrylate-based threadlocking adhesive designed for medium strength applications on small threads. Typical fixture times are 35, 12 and 240 minutes on steel, brass and stainless steel respectively. Offering low viscosity and a breakaway torque of 11.5 Nm, the product is intended for fasteners that require normal disassembly with standard hand tools.

Product Specification

Technology

Acrylic

Chemical Type

Methacrylate ester

Appearance (uncured)

Blue opaque liquid LMS

Fluorescence

Positive under UV light

Components

One component –
requires no mixing

Cure Anaerobic
Secondary Cure Activator
Application Threadlocking
Strength

Medium

 

Product Description

  • Loctite 242 Nutlock Controlled Torque

    LOCTITE® 242 is a medium strength, medium viscosity, methacrylate-based threadlocking adhesive offering general purpose qualities. The product provides quick fixture times on steel, brass and stainless steel of 5, 15 and 20 min respectively. LOCTITE 242 is thixotropic to prevent migration after application and is intended for fasteners that require normal disassembly with standard hand tools.

Product Specification

Technology

Acrylic

Chemical Type

Dimethacrylate ester

Appearance (uncured)

Blue liquid LMS

Fluorescence

Positive under UV light

Components

One component –
requires no mixing

Viscosity Medium, thixotropic
Cure Anaerobic
Secondary Cure Activator
Application Threadlocking
Strength

Medium

 

Product Description

  • Loctite 243 Medium Strength Oil Tolerant

    LOCTITE® 243 is a general purpose threadlocker that provides a medium strength bond. LOCTITE 243 works on all metals, including passive substrates such as stainless steel, aluminium and plated surfaces. It is proven to be tolerant of minor contamination due to industrial oils, e.g., motor oils, corrosion prevention oils and cutting fluid.

    • Part Number
      • 250ml: 1335868
      • 2litre: 1335904
      • 10ml: 1918246
      • 50ml: 1335884
    • Next day delivery in stock items ordered before 4.30pm

      Exclusive UK Partner

Product Specification

Technology

Acrylic

Chemical Type

Dimethacrylate ester

Appearance (uncured)

Blue liquid LMS

Fluorescence

Positive under UV light

Components

One component –
requires no mixing

Viscosity Medium, thixotropic
Cure Anaerobic
Secondary Cure Activator
Application Threadlocking
Strength

Medium

 

Product Description

  • Loctite 2400 Health & Safety Friendly Medium Strength

    LOCTITE® 2400 is a medium threadlocker formulated to secure and seal bolts, nuts and studs to prevent loosening due to vibration. It works on all metals and passive substrates. Slight contamination by industrial oils, corrosion prevention oils and cutting fluids is tolerated. Its key differentiator is the “White” Material Safety Data Sheet. LOCTITE 2400 carries no hazard symbols, risk or safety phrases and does not contain any declarable carcinogens, mutagens or reproductive toxins.

    • Part Number
      • 250ml: 1947403
      • 50ml: 1947402
      • 5ml: 1960969
    • Next day delivery in stock items ordered before 4.30pm

      Exclusive UK Partner

Product Specification

Technology

Acrylic

Chemical Type

Dimethacrylate ester

Appearance (uncured)

Blue liquid LMS

Fluorescence

Positive under UV light

Components

One component –
requires no mixing

Viscosity Medium, thixotropic
Cure Anaerobic
Secondary Cure Activator
Application Threadlocking
Strength

Medium

 

Product Description

  • Loctite 2431 Bag-In-Box Non-Fluorescent 243

    LOCTITE® 2431 is a blue, liquid, thixotropic, dimethacrylate ester threadlocker which has medium strength. It cures when confined in the absence of air between close fitting metal surfaces. Typical applications include pump or motor mounting bolts, engine rocker nuts or equipment housing screws.

Product Specification

Technology

Acrylic

Chemical Type

Dimethacrylate ester

Appearance (uncured)

Blue liquid LMS

Components

One component –
requires no mixing

Viscosity Medium, thixotropic
Cure Anaerobic
Secondary Cure Activator
Application Threadlocking
Strength

Medium

 

Product Description

  • Loctite 2432 Nuclear Grade

    LOCTITE® 2432 is a blue, liquid, 1-part, medium viscosity, thixotropic dimethacrylate ester acrylic threadlocker with medium strength. It is designed for the locking and sealing of threaded fasteners which require normal disassembly with standard hand tools. It was especially developed for use on sensitive metals, like titanium, used in the nuclear industry.

Product Specification

Technology

Acrylic

Chemical Type

Dimethacrylate ester

Appearance (uncured)

Blue liquid LMS

Fluorescence

Positive under UV light

Components

One component –
requires no mixing

Viscosity Medium, thixotropic
Cure Anaerobic
Secondary Cure Activator
Application Threadlocking
Strength

Medium

 

Product Description

  • Loctite 245 Medium Strength High Viscosity Thixotropic

    LOCTITE® 245 is a medium strength, medium viscosity methacrylate threadlocking adhesive formulated for large threads up to M80 in size. The product is intended for fasteners that require normal disassembly with standard hand tools (breakaway torque is 13 Nm). The product is suitable for metals that include steel, brass and stainless steel.

    • Part Number
      • 250ml: 230844
      • 50ml: 230832
    • Next day delivery in stock items ordered before 4.30pm

      Exclusive UK Partner

Product Specification

Technology

Acrylic

Chemical Type

Dimethacrylate ester

Appearance (uncured)

Blue liquid LMS

Fluorescence

Positive under UV light

Components

One component –
requires no mixing

Viscosity Medium
Cure Anaerobic
Secondary Cure Activator
Application Threadlocking
Strength

Medium