GQZ H308 Bearing Adapter Sleeve with Lock Nut for Spherical Roller Bearings Installation
GQZ Bearing supplies H308 adapter sleeves with lock nut, designed for mounting spherical roller bearings on cylindrical shafts. This adapter sleeve system ensures secure positioning, easy installation, and reliable locking performance in industrial appliions.
The H308 adapter sleeve is widely used in spherical roller bearing assemblies, especially where frequent installation, disassembly, or shaft adjustment is required.
Product Features
- Appliion: Spherical roller bearing installation
- Function: Fixing bearings onto smooth or stepped shafts
- Easy Installation: Simplifies mounting and dismounting process
- High Precision: Ensures accurate bearing positioning
- Strong Locking Force: Prevents axial movement during operation
Specifiions
| Parameter |
Details |
| Model |
H308 |
| Compatible Bearing Type |
Spherical Roller Bearings |
| Shaft Diameter Range |
Standard H308 dimension (customizable if required) |
| Lock Nut Type |
KM series / standard lock nut (optional) |
| Material |
High-quality bearing steel |
| Structure |
Tapered adapter sleeve with threaded lock nut |
| Installation Method |
Hydraulic or mechanical tightening |
| Appliion Standard |
ISO / DIN compatible |
| Surface Treatment |
Anti-corrosion coating available |
Appliions
- Spherical roller bearing mounting systems
- Industrial gearboxes
- Mining and construction machinery
- Steel mills and heavy equipment
- Wind energy systems
- Agricultural machinery

Why Choose GQZ Bearing
- Secure Mounting: Prevents bearing slippage during operation
- Easy Maintenance: Simplifies disassembly and replacement
- High Compatibility: Suitable for standard spherical roller bearings
- Durable Structure: Made from high-strength bearing steel
- Cost-Effective Solution: Reduces shaft machining requirements
- OEM Support: Custom sizes and lock nut configurations available



Related Products
- H30 series adapter sleeves (H305, H306, H307, H309, etc.)
- Lock nuts (KM series, HM series)
- Withdrawal sleeves
- Spherical roller bearings
OEM production, custom designs, and fast worldwide shipping available.