SPECIFICATIONS
| POWER TYPE | Diesel Electric |
| BUILDER | North British Locomotive Co. Glasgow |
| WHEEL ARRANGEMENT | Bo-Bo |
| WHEELBASE | -37ft |
| DIMENSIONS | L. -51ft 6in W. - 8ft 8inH.12ft 6.75in |
| WEIGHT | 73 tonnes |
| WHEEL DIAMETER | 3ft 7in |
| ENGINE | NBL/MAN L12V18/21 |
| TRACTIVE EFFORT | 45000lbs |
| TRAIN BRAKES | Vacuum |
| BRAKE FORCE | 42 tonnes |
| FUEL CAPACITY | 360 gals |
| POWER OUTPUT | 1100hp |
| MAX SPEED | 75mph |
| BUILT/ WITHDRAWN | 1958-60 / 1963-68 | No. BUILT | 58 |
RETURN TO LIST OF CLASS TYPES
RETURN TO LIST OF LOCO NUMBERS
LOCOMOTIVES IN CLASS
| REGION OR CLASS |
REGION No. |
1948 No. | 1957 No. | TOPS No. | RENUMBER | STATUS | LOCO FACTS |
|---|---|---|---|---|---|---|---|
| 21 | D6100 | Re-Engined as Class 29 | D6100 | ||||
| 21 | D6101 | Re-Engined as Class 29 | D6101 | ||||
| 21 | D6102 | Re-Engined as Class 29 | D6102 | ||||
| 21 | D6103 | Re-Engined as Class 29 | D6103 | ||||
| 21 | D6104 | Scrapped | D6104 | ||||
| 21 | D6105 | Scrapped | D6105 | ||||
| 21 | D6106 | Re-Engined as Class 29 | D6106 | ||||
| 21 | D6107 | Re-Engined as Class 29 | D6107 | ||||
| 21 | D6108 | Re-Engined as Class 29 | D6108 | ||||
| 21 | D6109 | Scrapped | D6109 | ||||
| 21 | D6110 | Scrapped | D6110 | ||||
| 21 | D6111 | Scrapped | D6111 | ||||
| 21 | D6112 | Re-Engined as Class 29 | D6112 | ||||
| 21 | D6113 | Re-Engined as Class 29 | D6113 | ||||
| 21 | D6114 | Re-Engined as Class 29 | D6114 | ||||
| 21 | D6115 | Scrapped | D6115 | ||||
| 21 | D6116 | Re-Engined as Class 29 | D6116 | ||||
| 21 | D6117 | Scrapped | D6117 | ||||
| 21 | D6118 | Scrapped | D6118 | ||||
| 21 | D6119 | Re-Engined as Class 29 | D6119 | ||||
| 21 | D6120 | Scrapped | D6120 | ||||
| 21 | D6121 | Scrapped | D6121 | ||||
| 21 | D6122 | Re-Engined as Class 29 | D6122 | ||||
| 21 | D6123 | Re-Engined as Class 29 | D6123 | ||||
| 21 | D6124 | Re-Engined as Class 29 | D6124 | ||||
| 21 | D6125 | Scrapped | D6125 | ||||
| 21 | D6126 | Scrapped | D6126 | ||||
| 21 | D6127 | Scrapped | D6127 | ||||
| 21 | D6128 | Scrapped | D6128 | ||||
| 21 | D6129 | Re-Engined as Class 29 | D6129 | ||||
| 21 | D6130 | Re-Engined as Class 29 | D6130 | ||||
| 21 | D6131 | Scrapped | D6131 | ||||
| 21 | D6132 | Re-Engined as Class 29 | D6132 | ||||
| 21 | D6133 | Re-Engined as Class 29 | D6133 | ||||
| 21 | D6134 | Scrapped | D6134 | ||||
| 21 | D6135 | Scrapped | D6135 | ||||
| 21 | D6136 | Scrapped | D6136 | ||||
| 21 | D6137 | Re-Engined as Class 29 | D6137 | ||||
| 21 | D6138 | Scrapped | D6138 | ||||
| 21 | D6139 | Scrapped | D6139 | ||||
| 21 | D6140 | Scrapped | D6140 | ||||
| 21 | D6141 | Scrapped | D6141 | ||||
| 21 | D6142 | Scrapped | D6142 | ||||
| 21 | D6143 | Scrapped | D6143 | ||||
| 21 | D6144 | Scrapped | D6144 | ||||
| 21 | D6145 | Scrapped | D6145 | ||||
| 21 | D6146 | Scrapped | D6146 | ||||
| 21 | D6147 | Scrapped | D6147 | ||||
| 21 | D6148 | Scrapped | D6148 | ||||
| 21 | D6149 | Scrapped | D6149 | ||||
| 21 | D6150 | Scrapped | D6150 | ||||
| 21 | D6151 | Scrapped | D6151 | ||||
| 21 | D6152 | Scrapped | D6152 | ||||
| 21 | D6153 | Scrapped | D6153 | ||||
| 21 | D6154 | Scrapped | D6154 | ||||
| 21 | D6155 | Scrapped | D6155 | ||||
| 21 | D6156 | Scrapped | D6156 | ||||
| 21 | D6157 | Scrapped | D6157 |