| Type | I.D | O.D | Hub Color |
| PNC-16G- | 1.26 | 1.66 | Whit |
| PNC-17G- | 1.07 | 1.47 | Lavender |
| PNC-18G- | 0.86 | 1.26 | Pink |
| PNC-19G- | 0.67 | 1.07 | Beige |
| PNC-20G- | 0.60 | 0.90 | Light yellow |
| PNC-21G- | 0.50 | 0.80 | Light green |
| PNC-22G- | 0.40 | 0.70 | Gray |
| PNC-23G- | 0.33 | 0.63 | Light blue |
| PNC-24G- | 0.31 | 0.55 | Light red |
| PNC-25G- | 0.26 | 0.50 | Crocus |
| PNC-26G- | 0.21 | 0.45 | Orange |
| PNC-27G- | 0.20 | 0.40 | Light gray |
| PNC-30G- | 0.15 | 0.30 | Purple |
