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3005242 Cembre 1143M40G METRIC LOCKNUT WITH COLLAR

3005242 Cembre 1143M40G METRIC LOCKNUT WITH COLLAR

Cembre 3005242 M40 x 1.5 dark grey RAL7001 polyamide locknut with integrated collar for securing cable glands and threaded electrical accessories.

SKU: 3005242Alt SKU: 1143M40GMPN: 3005242
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Why Choose the Cembre 3005242 Polyamide Locknut with Collar?

The Cembre 3005242 is a premium-quality M40 dark grey polyamide locknut with integrated collar, designed to securely fasten cable glands and threaded electrical accessories to industrial enclosures, control panels and junction boxes. Manufactured by Cembre, it delivers dependable mechanical performance and long-term reliability in demanding electrical installations.

Manufactured from robust PA6.6 polyamide in a dark grey (RAL 7001) finish, this locknut is designed for M40 × 1.5 metric threads. The integrated collar distributes clamping pressure evenly across the mounting surface, helping protect enclosure walls while ensuring a secure installation. The material is self-extinguishing to UL94 V2 and is suitable for operating temperatures from -20°C to +90°C.

Supplied in a convenient pack of 30, the Cembre 3005242 is ideal for OEM machine builders, panel manufacturers, electrical contractors and maintenance engineers requiring professional cable gland accessories for industrial and commercial applications.

Key Advantages

  • High-quality M40 metric locknut with integrated collar.
  • Manufactured from durable PA6.6 polyamide.
  • Dark Grey RAL 7001 finish.
  • Self-extinguishing UL94 V2 material.
  • Excellent resistance to corrosion, vibration and industrial environments.
  • Supplied in economical packs of 30.

Key Features

  • Manufacturer: Cembre.
  • Manufacturer code: 1143M40G.
  • Metric thread: M40 × 1.5.
  • Material: Polyamide (PA6.6).
  • Colour: Dark Grey (RAL 7001).
  • Integrated collar for improved load distribution.
  • Operating temperature: -20°C to +90°C.
  • Pack quantity: 30 pieces.

Reliable Fastening for Electrical Installations

Locknuts are essential components for professional cable gland installations, ensuring cable glands remain securely fixed to electrical enclosures while maintaining mechanical integrity under vibration and continuous industrial operation.

Cembre cable management accessories are widely specified by panel builders, automation engineers and electrical contractors thanks to their precision manufacturing, robust construction and compatibility with professional metric cable gland systems.

Typical Applications

  • Industrial control panels.
  • Electrical switchboards.
  • Machine building.
  • Automation systems.
  • Electrical enclosures and junction boxes.
  • M40 cable gland installations.

Technical Specifications

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Colour Dark Grey
Device Type Locknut
Material Nylon (PA 6.6)
Thread Size M40
Manufacturer code 1143M40G
Product type Polyamide locknut with collar
Thread size M40 × 1.5
Thread type Metric
Material PA6.6 Polyamide
Colour Dark Grey (RAL 7001)
Overall diameter 55 mm
Across flats 50 mm
Height 7 mm
Operating temperature -20°C to +90°C
Flammability UL94 V2
Pack size 30 pieces
Mounting Panel and enclosure installation
HS Code 39269097
Country of Manufacture Italy

Frequently Asked Questions

What is the Cembre 3005242 used for?

It is used to securely fasten M40 cable glands and threaded accessories to electrical enclosures and industrial control panels.

What thread size does this locknut support?

The locknut is designed for M40 × 1.5 metric threads.

What material is the locknut manufactured from?

It is manufactured from durable PA6.6 polyamide, providing excellent mechanical strength, corrosion resistance and electrical insulation.

How many locknuts are supplied?

This product is supplied in a pack of 30.

Where is this locknut typically installed?

It is commonly installed in electrical control panels, machinery, switchgear and junction boxes using M40 cable glands.

Trusted by Electrical Professionals Worldwide

Cembre cable management accessories are trusted by panel builders, OEM manufacturers and electrical contractors worldwide for delivering secure, reliable and professional electrical installations.

● Service Agreements

Credit Accounts

Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.

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 Support for engineering, maintenance, and operations

500 +

Stock lines ready to ship

1,000 +

Same day dispatches

3500 +

Customers supported

28 

Trusted Manfacturers

● frequently asked questions

Common questions about our products and support

 

At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.

What product ranges do you supply

We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products. 

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