| Cable Gland Size | Available Entry Threads | Minimum Thread length | Overall Cable Diameter | Across Flats | Across Corners | ||
| Standard | |||||||
| Metric | NPT/BSP | Min | Max | Max | Max | ||
| 20SS | M20 | 1/2" | 10 | 3.20 | 8.70 | 22 | 24.20 |
| 20S | M20 | 1/2" | 10 | 6.10 | 11.70 | 22 | 24.20 |
| 20 | M20 | 1/2" | 10 | 6.50 | 14.00 | 27 | 29.70 |
| 25 | M25 | 3/4" | 10 | 11.10 | 20.00 | 36 | 39.60 |
| 32 | M32 | 1" | 10 | 17.00 | 26.30 | 41 | 45.10 |
| 40 | M40 | 1-1/4" | 15 | 23.50 | 32.20 | 46 | 50.60 |
| 50S | M50 | 1-1/2" | 15 | 31.00 | 38.20 | 55 | 60.50 |
| 50 | M50 | 2" | 15 | 35.60 | 44.10 | 60 | 66.00 |
| 63S | M63 | 2" | 15 | 41.50 | 50.00 | 65 | 71.50 |
| 63 | M63 | 2-1/2" | 15 | 47.20 | 56.00 | 70 | 77.00 |
| 75S | M75 | 2-1/2" | 15 | 54.00 | 62.00 | 80 | 88.70 |
| 75 | M75 | 3" | 15 | 61.10 | 68.00 | 84 | 92.40 |