- Part Number: 5128506
- Material Grade: F 320-08
- OH-Level (ppm): <=1
- Refractive Index Level: depressed -0.08%
- Outer Diameter (mm): 20
- Inner Diameter (mm): 15
- Wall Thickness (mm): 2.5
- Length (mm): 1000
- Max Ovality (mm): 0.3
- Max Siding (mm): 0.25
- Max Bow (mm/m): 0.7
- Cross Section Area (mm²): 137.4