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3004616 Cembre 1866N METRIC BLIND ENTRY BUSH
Cembre 3004616 (1866N) M20 x 1.5 metric blind entry bush manufactured from black polyamide PA6 for sealing unused threaded cable entry holes in electrical enclosures.
Why Choose the Cembre 3004616 1866N Metric Blind Entry Bush?
The Cembre 3004616 (1866N) is a professional metric blind entry bush designed to securely seal unused threaded cable entry holes in electrical enclosures, switchgear, control panels and junction boxes. Manufactured by Cembre, this accessory helps maintain enclosure integrity while providing a neat, durable and professional finish for industrial electrical installations.
Manufactured from robust polyamide (PA6) in a black (RAL 9005) finish, the blind entry bush offers excellent resistance to impact, corrosion and environmental conditions. Designed for use with M20 × 1.5 metric threaded cable entry systems, it helps maintain enclosure protection where cable glands are not installed.
Ideal for panel builders, machine manufacturers and electrical contractors, the Cembre 3004616 provides a simple yet effective solution for blanking unused cable entries while supporting safe, compliant and professional electrical installations.
Key Advantages
- Professional metric blind entry bush for unused threaded cable entries.
- Manufactured from durable polyamide (PA6).
- Black RAL 9005 finish for professional installations.
- Helps maintain enclosure ingress protection.
- Compatible with M20 × 1.5 metric cable entry systems.
- Excellent resistance to corrosion, impact and mechanical wear.
Key Features
- Manufacturer: Cembre.
- Model: 3004616.
- Alternative SKU: 1866N.
- Metric blind entry bush.
- Black polyamide (PA6) construction.
- M20 × 1.5 external thread.
- Suitable for sealing unused threaded cable entries.
- Industrial-grade construction.
Reliable Protection for Electrical Enclosures
Metric blind entry bushes are designed to blank off unused threaded cable entry holes, helping maintain enclosure protection against dust and moisture while providing a clean, professional appearance. They are widely used in industrial control panels, switchgear and OEM machinery.
Cembre cable gland accessories are trusted by automation engineers, machine builders and electrical contractors for delivering durable, reliable sealing solutions in demanding industrial environments.
Typical Applications
- Electrical control panels.
- Industrial switchgear.
- Machine control cabinets.
- Automation systems.
- Junction boxes.
- OEM electrical equipment.
Technical Specifications
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| Device Type | Cable entry frame / grommet | |
|---|---|---|
| Material | Nylon (PA 6.6) | |
| Thread Size | M20 | |
| Colour | Black | |
| Alternative SKU | 1866N | |
| Product type | Metric blind entry bush | |
| Thread size | M20 × 1.5 | |
| Material | Polyamide (PA6) | |
| Colour | Black (RAL 9005) | |
| Temperature range | -20 °C to +90 °C | |
| Flammability rating | UL94 V0 self-extinguishing | |
| Application | Sealing unused threaded cable entries in electrical enclosures | |
| HS Code | 39269097 | |
| Country of Manufacture | Italy |
Frequently Asked Questions
What is the Cembre 3004616 used for?
It is used to seal unused M20 × 1.5 threaded cable entry holes in electrical enclosures, control panels and switchgear.
What material is the blind entry bush manufactured from?
The bush is manufactured from durable polyamide (PA6), providing excellent mechanical strength and long-term reliability.
What thread size does this blind entry bush use?
The Cembre 3004616 features an M20 × 1.5 metric thread for standard metric cable entry systems.
Where is this product commonly installed?
It is commonly installed in industrial control panels, machinery, electrical cabinets, junction boxes and switchgear.
Why use a blind entry bush?
Blind entry bushes seal unused cable entry holes to help maintain enclosure protection while providing a neat and professional finished appearance.
Trusted by Electrical Professionals Worldwide
Cembre enclosure accessories are trusted by panel builders, OEM manufacturers and electrical contractors for delivering reliable sealing solutions and long-lasting performance in demanding industrial environments.
