Rg petro crown block
The crown block consists of crown basement fast-line sheave, dead-line sheave, main sheave, sand-line sheave, driling line protector and sheaves for hydraulic and air winch, bumper wood for the Crown-O-Matic and guardrail.

Model | Traveling system | Drillng line diameter (in) | Load (Ibf) | Main sheave diameter (in) | Fastline sheave diameter (in) | Sandline sheave diameter (in) | Overall Dimension (ft) | Self-weight (lb) |
TC60 | 3x2 | 7/8 | 134885 | 19.68 | 19.68 | | 5.37x4.36x4.89 | 1305 |
TC70 | 4x3 | 7/8 | 157366 | 24.02 | 24.02 | | 4.86x 2.05 x 2.07 | 1598 |
TC90C | 4x3 | 1 | 202328 | 24.02 | 24.02 | | 4.46 x 3.28 x 4.1 | 1764 |
TC135 | 4x3 | 1 | 303492 | 29.92 | 36.02 | | 6x4.95x4.27 | 2866 |
TC158 | 5x4 | 1;1 1/8 | 355198 | 29.92 | 36.02 | 19.68 | 7.64 x 4.69 x 4.82 | 3263 |
TC158 | 6x5 | 1;1 1/8 | 355198 | 29.92 | 36.02 | 19.68 | 7.64 x 5.38 x 4.82 | 3472 |
TC160 | 4x3 | 1 1/8 | 359694 | 36.02 | 36.02 | 19.68 | 223x3^3x3.41 | 4393 |
TC170C | 5x4 | 1 1/4 | 382175 | 36.02 | 44.09 | 15.75 | 7.97x3^8x4.43 | 6095 |
TC180D | 6x5 | 1 1/4 | 404656 | 36.02 | 36.02 | | 8.14x27x3.18 | 4574 |
TC225 | 6x5 | 1 1/4 | 505820 | 44.09 | 50 | | 8.14x27x3.18 | 12306 |
TC225 | 6x5 | 1 1/4 | 505820 | 36.02 | 36.02 | 19.68 | 6.56x4.59x4.43 | 5158 |
TC315 | 7x6 | 1 3/8 | 708148 | 50 | 60 | 30 | 12.84x10x9.24 | 19294 |
TC450 | 7x6 | 1 1/2 | 111640 | 60 | 60 | 29.92 | 11.38x10x9.8 | 21459 |