MS Step-Down Cable Boots (2D/P1, P2, P3)
Step-down boots transition between different cable diameters at shield rings, backshells and housings. 2D/P1 covers ten sizes, while P2 and P3 handle medium and large backshells, in five material codes from -55 to 200 °C.
-55°C–200°C (by material code)
Service temperature

Specifications
Key specifications
| Part number | MS-2D/P1, MS-2D/P2, MS-2D/P3 |
|---|---|
| Product type | Step-downmolded boot (cable boot) |
| Service temperature | -55°C–200°C (by material code) |
| Colors | Black |
Dimensions
Standard sizes
| No. | Part number | Dimensions before shrink | Dimensions after shrink | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Hmin | Jmin | Hmax | Jmax | HW±20% | JW±20% | P±10% | |||
| -4,-25 | -12,-100 | ||||||||
| 1 | MS-2D/P1-01 | 22.4 | 22.4 | 14.0 | 11.4 | 6.4 | 1.52 | 1.14 | 105.9 |
| 2 | MS-2D/P1-02 | 25.7 | 25.7 | 16.0 | 15.0 | 7.4 | 1.52 | 1.14 | 121.2 |
| 3 | MS-2D/P1-03 | 29.5 | 29.5 | 18.3 | 18.8 | 8.4 | 1.78 | 1.14 | 138.7 |
| 4 | MS-2D/P1-04 | 34.0 | 34.0 | 21.3 | 22.9 | 9.7 | 1.78 | 1.14 | 159.5 |
| 5 | MS-2D/P1-05 | 37.3 | 37.3 | 23.1 | 29.5 | 10.4 | 2.0 | 1.14 | 177.8 |
| 6 | MS-2D/P1-06 | 43.7 | 43.7 | 27.2 | 34.0 | 12.2 | 2.0 | 1.14 | 203.2 |
| 7 | MS-2D/P1-07 | 50.0 | 50.0 | 31.5 | 41.2 | 14.2 | 2.3 | 1.40 | 203.2 |
| 8 | MS-2D/P1-08 | 62.7 | 62.7 | 39.1 | 47.0 | 17.5 | 2.5 | 1.40 | 203.2 |
| 9 | MS-2D/P1-09 | 69.3 | 69.3 | 43.2 | 59.7 | 19.6 | 2.5 | 1.40 | 203.2 |
| 10 | MS-2D/P1-10 | 81.8 | 81.8 | 51.1 | 67.1 | 22.9 | 2.5 | 1.40 | 203.2 |
Applications
Where it is used
- shield-ring connectors
- step-down transitions
- backshell and housing fit
- defense electronics
- aerospace
- instruments
Next step
Request a datasheet, sample or quote
Send the size range, operating temperature and delivery requirement. We will reply with the recommended construction, wall thickness, shrink ratio and a sample plan.