Type A Bobbins
| Name | Length (mm) | Diameter (mm) | Durometer - IRH | Stud Size | Max Load - Compression (kg) | Max Deflection - Compression (mm) | Max Load - Shear (kg) | Max Deflection - Shear (mm) |
|---|---|---|---|---|---|---|---|---|
| 30 | 25 | 60 | M6 x 15 | 35.5 | 3.7 | 14.5 | 9.7 | |
| 15 | 30 | 60 | M8 x 20 | 72.5 | 1.6 | 21 | 3.5 | |
| 20 | 30 | 40 | M8 x 20 | 29.5 | 2.3 | 9.5 | 5 | |
| 20 | 30 | 60 | M8 x 20 | 60 | 2.3 | 21 | 5.3 | |
| 25 | 30 | 60 | M8 x 20 | 55 | 3.0 | 21 | 7 | |
| 30 | 30 | 40 | M8 x 20 | 24.8 | 3.7 | 9.5 | 7.9 | |
| 30 | 30 | 60 | M8 x 20 | 53 | 3.7 | 21 | 8.4 | |
| 40 | 30 | 60 | M8 x 20 | 51 | 5.1 | 21 | 10.5 | |
| 20 | 40 | 40 | M8 x 20 | 63.2 | 2.3 | 17 | 5 | |
| 20 | 40 | 60 | M8 x 20 | 123 | 2.3 | 37 | 4.9 | |
| 30 | 40 | 40 | M8 x 20 | 48.1 | 3.7 | 17 | 8.1 | |
| 30 | 40 | 60 | M8 x 20 | 100 | 3.7 | 37 | 8.2 | |
| 40 | 40 | 60 | M8 x 20 | 93.5 | 5.1 | 37 | 10.6 | |
| 20 | 50 | 60 | M10X25 | 230.5 | 2.2 | 58 | 4.8 | |
| 30 | 50 | 60 | M10x25 | 170.5 | 3.6 | 58 | 7.7 | |
| 35 | 50 | 60 | M10x25 | 160 | 4.3 | 58 | 9.7 |