Description
Professional NS 14.5 Glass Key Stopcock with Heavy Joints
The SGC Labs® NS 14.5 Stopcock is a premium scientific component engineered for precise gas and liquid flow control. This model features a specialized screwthread glass key and reinforced heavy joints, making it ideal for high-stress laboratory environments and custom glass apparatus.
Technical Specifications
| Attribute | Specification |
|---|---|
| Joint Size | NS 14.5 (Heavy Joints) |
| Key Type | Screwthread Glass Key |
| Center Bore Size | 4mm |
| Side Tube OD | 10 mm |
| Side Tube Wall Thickness | 1.5 mm |
| Limbs Length | 100 mm |
| Material | Borosilicate Glass 3.3 |
| Manufacturer | SGC Labs® (ISO 9001:2015 Certified) |
Engineered for Scientific Accuracy
As a leading scientific glass blowing component manufacturer, SGC Labs® focuses on durability. The heavy joint construction ensures a longer lifespan and better resistance to mechanical stress. The 100mm limbs provide ample length for seamless fusing into custom laboratory systems.
- High-Vacuum Compatibility: Precision-ground screwthread glass key for leak-proof performance.
- Thermal Stability: Premium Borosilicate 3.3 glass handles extreme temperature changes.
- Heavy-Duty Design: Reinforced joints to prevent breakage during assembly.


