

Locknut-hook HN 7/SNL SKF
SKF HN 7/SNL Hook Wrench – Professional Tool for SNL Bearing Housings
Product Description
The SKF HN 7/SNL hook wrench is specially designed for the assembly and disassembly of locking nuts inside split bearing housings of the SNL, FSNL, SNH, and SE types. Its unique design allows for safe and efficient tightening and loosening of nuts, minimizing the risk of mechanical damage.
Applications
- Handling locking nuts of series KM7, KMK7, KMFE7, KMT6, KMT7, N07, and M32x1.5 (DIN 1804)
- Service and maintenance work in the machinery industry
- Enables work in hard-to-reach places, especially inside SNL housings
Technical Specifications
- Model: HN 7/SNL
- Outer diameter of the nut: 52 mm
- Total length: 212 mm
- Working length: 210 mm
- Working thickness: 6 mm
- Weight: 0.19 kg
- Material: Hardened carbon steel
- Coating: Black phosphate
- Additional features: Laser size marking, hole in the handle for easy storage
Why Choose SKF HN 7/SNL Hook Wrench?
- Specifically designed for use inside SNL bearing housings
- High-quality construction ensuring long tool life
- Ergonomic handle increasing user comfort
- Safe to use – minimizes the risk of damaging nuts and shafts
Frequently Asked Questions (FAQ)
Does the HN 7/SNL wrench fit all types of bearing housings?
The wrench is compatible with SNL, FSNL, SNH, and SE housings in sizes from 507 to 606 and 508 to 607.
What are the advantages of laser size marking?
Laser size marking ensures durability and readability, facilitating quick matching of the tool to the appropriate nut.
Is the tool suitable for professional use?
Yes, the SKF HN 7/SNL hook wrench is designed for intensive use in industrial and service environments.
Technical data
| Manufacturer | SKF |
| Brand | SKF |
| Manufacturer's address details | Sven Wingquist Street 2, 415 50 Gothenburg |
| Manufacturer's contact details | e-mail: info@skf.com, tel.: +46 31 337 10 00 |