The McKissick 408 And 409 Double Sheave Block meets or exceeds all requirements of ASME B30.26 including identification, ductility, design factor, proof load and temperature requirements. Importantly, these blocks meet other critical performance requirements including fatigue life and material traceability, not addressed by ASME B30.26.
- Drop forged swivel hook or swivel shackle
- Furnished with bronze bushings
- Opening feature permits easy insertion of wireline in both sheaves with removal of one bolt
- The 408 is furnished with an S-4320 Hook latch
- Pressure lube fittings
- 114mm through to 254mm models are furnished with dual rated wireline sheave
- Fatigue rated
- All Sizes are RFID-Equipped
| McKissick_Double_Sheave_Snatch_Block_Data_Sheet.pdf ⬇ |
| Sheave Diameter (mm) | Bearing Type | 408 With Hook SKU | 409 With Shackle SKU | Wireline Size (mm) | Working Load Limit (Tonne) | Weight 408 With Hook (kg) | Weight 409 With Shackle (kg) |
|---|---|---|---|---|---|---|---|
| 114 | BB | 104025 | 105022 | 10-13 | 4 | 8.16 | 8.16 |
| 152 | BB | 104105 | 105102 | 16-19 | 12 | 20.4 | 22.7 |
| 203 | BB | 104187 | 105184 | 16-19 | 12 | 24 | 26.3 |
| 254 | BB | 104267 | 105264 | 16-19 | 12 | 31.8 | 34 |
* BB - Bronze Bushed Bearings