Powered by two Lycoming T55-L-7C 2,850 shp engines. Featured a blunted rear rotor pylon, redesigned asymmetrical rotor blades, and strakes along the rear ramp and fuselage to improve flying characteristics. 108 built
The CH-47B was to be ordered by the RAF to replace the Belvedere. Subsequently cancelled. 
List of Operators of CH-47B Chinook |
| Years | Model | Org | |
|---|---|---|---|
| 1960/92 | CH-47 Chinook |  US Army Aviation |
Global Distribution of CH-47B Chinook |
|
Construction Numbers |
| C/N | Year | History | |
|---|---|---|---|
| b-356 | 66-19138,N737NA | ||
| b-369 | 66-19111 | ||
| b-377 | 66-19119 | ||
| b-378 | 66-19120 | ||
| b-380 | 66-19122 | ||
| b-382 | 66-19124 | ||
| b-384 w/o 1968 | 66-19126 | ||
| b-386 w/o 1969 | 66-19128 | ||
| b-387 | 66-19129 | ||
| b-388 | 66-19130 | ||
| b-389 | 66-19131 | ||
| b-391 | 66-19133 | ||
| b-392 | 66-19134 | ||
| b-395 | 66-19137 | ||
| b-398 | 66-19140 | ||
| b-402 | 67-18432 | ||
| b-406 | 1967 | 67-18436 | |
| b-410 | 67-18440 | ||
| b-411 | 67-18441 | ||
| b-414 | 67-18444 | ||
| b-416 | 67-18446 | ||
| b-420 | 67-18450 | ||
| b-422 | 67-18452 | ||
| b-423 | 67-18453 | ||
| b-426 | 67-18456 | ||
| b-430 | 67-18460 | ||
| b-433 | 67-18463 | ||
| b-436 | 67-18466 | ||
| b-442 | 67-18472 | ||
| b-444 | 67-18474 | ||
| b-447 | 67-18477 | ||
| b-448 | 67-18478 | ||
| b-449 | 67-18479 | ||
| b-452 | 67-18482 | ||
| b-453 | 67-18483 | ||
| b-454 | 1967 | 67-18484 | |
| b-458 | 67-18488 | ||
| b-459 | 67-18489 | ||
| b-462 | 67-18492 |
