# Rivet Nut 4.0A (Part Number: 700520)<\/p>\n
The Wielander + Schill Rivet Nut 4.0A is a precisely machined accessory specifically designed for professional riveting technology. This component is part of the XSeries \u2013 Professional Riveting Technology product family, ensuring reliable and durable connections during automotive repairs and industrial work.<\/p>\n
This rivet nut is an ideal choice for applications where the use of flat head rivets is required, and precise fit is essential for maximum performance.<\/p>\n
## Product Description and Key Features<\/p>\n
The Rivet Nut 4.0A, item number 700520, is an extremely durable tool made of steel, optimized for the effective installation of blind rivets.<\/p>\n
**Configuration:**
\nThis model features a **flat head**, making it ideal for surfaces where the rivet head should protrude minimally or form a completely flat surface after fastening. The precise 4.0 mm inner diameter guarantees accurate seating and pulling of the corresponding rivet mandrel size.<\/p>\n
**Compatibility:**
\nThe rivet nut can only be used with the following Wielander + Schill blind rivet adapters:
\n* **BR 20 Blind Rivet Adapter**
\n* **BR 50 Blind Rivet Adapter**<\/p>\n
This strict compatibility requirement ensures that the necessary pulling force is optimally applied during the riveting process, minimizing the risk of damage to the tool and the material being fastened.<\/p>\n
**Area of Application:**
\nExcellently applicable in body repairs where flat head rivets are preferred for aesthetic or functional reasons. The 4.0 mm diameter is considered a standard size for fastening numerous body elements.<\/p>\n
## Technical Data<\/p>\n
The detailed specifications of the product ensure precise tool identification and the establishment of the appropriate working environment.<\/p>\n
| Property | Value | Comment |
\n| :— | :— | :— |
\n| **Part Number** | 700520 | Unique Identifier |
\n| **Product Name** | Rivet Nut 4.0A | |
\n| **Head Type** | Flat Head | |
\n| **Inner Diameter (\u00d8)** | 4.0 mm | Size of the blind rivet mandrel |
\n| **Length** | 12 mm | |
\n| **Width** | 11 mm | |
\n| **Height** | 15.6 mm | |
\n| **Material** | Steel | High-strength design |
\n| **Weight** | 0.010 kg | Easy handling |
\n| **Packaging** | 1 piece (1 st\u00fcck) | |
\n| **Compatible Adapters** | BR 20, BR 50 | |<\/p>\n
## Advantages for the Professional User<\/p>\n
The use of the Wielander + Schill Rivet Nut 4.0A brings several advantages during daily workshop work:<\/p>\n
1. **Long Service Life:** The steel base material guarantees high wear resistance, even during intensive, high-volume riveting cycles.
\n2. **Precise Riveting:** The exact 4.0 mm inner diameter ensures that the rivet mandrel does not slip in the tool, so the pulling force is fully concentrated on holding the rivet head, resulting in a perfect joint.
\n3. **Optimized Head Profile:** The flat head design minimizes surface damage and allows for aesthetically flawless fastening.
\n4. **System Integration:** Fully integrable into existing XSeries systems (with BR 20\/BR 50 adapters), ensuring a continuous and efficient workflow.<\/p>\n
## Related Products and Accessories<\/p>\n
The 4.0A rivet nut is part of the wide Wielander + Schill range, which can also be supplemented with other dimensions and head shapes to meet special requirements. Below are some examples of rivet nuts with similar but different specifications that can be used with the same adapters:<\/p>\n
| Product | Part Number | Diameter | Head Type | Compatibility |
\n| :— | :— | :— | :— | :— |
\n| Rivet Nut 4.5A | 700521 | 4.5 mm | Flat | BR 20, BR 50 |
\n| Rivet Nut 4.8B | 700522 | 4.8 mm | Concave | BR 50 |
\n| Rivet Nut 4.5B | 700523 | 4.5 mm | Concave | BR 50 |
\n| Rivet Nut 3.2C | 700524 | 3.2 mm | Special (Roof Channel) | BR 20, BR 50 |
\n| Rivet Nut 3.6C | 700525 | 3.6 mm | Special (Roof Channel) | BR 20, BR 50 |
\n| Rivet Nut 3-AL | 700532 | Max. 3 mm Mandrel | Special | BR 50 |
\n| Rivet Nut 5.1B | 700359 | 5.1 mm | Concave | BR 50 |
\n| Rivet Nut 3.6A | 700519 | 3.6 mm | Slim | BR 20, BR 50 |<\/p>\n
These accessories allow the user to find the right tool for the most diverse fastening tasks, while maintaining the integrity and efficiency of the Wielander + Schill XSeries system.<\/p>\n
The Rivet Nut 4.0A (700520) is the foundation of reliable and durable fastening solutions that meet even the highest professional demands.<\/p>","protected":false},"excerpt":{"rendered":"
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