คำอธิบาย
| Model | Inch Tube X male (PT) A X B | Model | Inch Tube X male (PT) A X B |
| 68x2x2 | 1/8″x1/8″ | 68x6x2 | 3/8″x1/8″ |
| 68x2x4 | 1/8″x1/4″ | 68x6x4 | 3/8″x1/4″ |
| 68x3x2 | 3/16″x1/8″ | 68x6x6 | 3/8″x3/8″ |
| 68x3x4 | 3/16″x1/4″ | 68x6x8 | 3/8″x1/2″ |
| 68x4x2 | 1/4″x1/8″ | 68x8x4 | 1/2″x1/4″ |
| 68x4x4 | 1/4″x1/4″ | 68x8x6 | 1/2″x3/8″ |
| 68x4x6 | 1/4″x3/8″ | 68x8x8 | 1/2″x1/2″ |
| 68x4x8 | 1/4″x1/2″ | 68x10x6 | 5/8″x3/8″ |
| 68x5x2 | 5/16″x1/8″ | 68x10x8 | 5/8″x1/2″ |
| 68x5x4 | 5/16″x1/4″ | 68x10x12 | 5/8″x3/4″ |
| 68x5x6 | 5/16″x3/8″ | 68x12x8 | 3/4″x1/2″ |
| 68x5x8 | 5/16″x1/2″ | 68x12x12 | 3/4″x3/4″ |
| Metric | |||
| 68-4MM-2 | 68-6MM-8 | 68-10MM-6 | |
| 68-4MM-4 | 68-8MM-2 | 68-10MM-8 | |
| 68-4MM-6 | 68-8MM-4 | 68-12MM-2 | |
| 68-4MM-8 | 68-8MM-6 | 68-12MM-4 | |
| 68-6MM-2 | 68-8MM-8 | 68-12MM-6 | |
| 68-6MM-4 | 68-10MM-2 | 68-12MM-8 | |
| 68-6MM-6 | 68-10MM-4 | ||