MS T-Branch Cable Boots (3A/T, 3B/T1, 3B/T2)
T-branch boots form a three-way breakout around an unbroken main line, with 3A/T for small wires and 3B/T1 and 3B/T2 in round-belly constructions. Five material codes span -55 to 200 °C, with a pre-coated adhesive sealing all three openings.
-55°C–200°C (by material code)
Service temperature

Specifications
Key specifications
| Part number | MS-3A/T, MS-3B/T1, MS-3B/T2 |
|---|---|
| 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 | Kmin | Hmax | Jmax | Kmax | HW&W±20% | KW±20% | P±10% | ||
| 1 | MS-3B/T1-01 | 13.2 | 13.2 | 6.6 | 5.8 | 5.8 | 3.0 | 1.52 | 1.02 | 52.3 |
| 2 | MS-3B/T1-02 | 26.9 | 26.9 | 6.6 | 12.4 | 12.4 | 3.0 | 2.54 | 1.02 | 83.3 |
| 3 | MS-3B/T1-03 | 26.9 | 26.9 | 13.2 | 12.7 | 12.7 | 5.8 | 2.54 | 1.52 | 107.7 |
| 4 | MS-3B/T1-04 | 55.6 | 55.6 | 13.2 | 25.4 | 25.4 | 5.8 | 4.57 | 1.52 | 180.6 |
| 5 | MS-3B/T1-05 | 55.6 | 55.6 | 26.9 | 25.4 | 25.4 | 12.4 | 4.57 | 2.54 | 222.3 |
Applications
Where it is used
- main-to-branch breakouts
- Automotive wire harnesses
- construction machinery harnesses
- robots and automation
- aviation harness breakouts
- marine and rail harnesses
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.