The boiler had obviously been club tested in the past and carries a Northern Association number on the backhead. We've given it a twice working pressure hydraulic test at 180psi for 90psi working and issued certification for same.
| length/inches | 29+19 |
| width/inches | 8 1/2 |
| height/inches | 11 |
| cylinder material | cast iron |
| valve type | piston |
| valve gear | Stephensons |
| reverser type | pole |
| lubricator type | mechanical |
| boiler number | N 77 90 135 |
| boiler maker | N Booth |
| working pressure/psi | 90 |
| boiler type | locomotive |
| boiler material | copper |
| boiler construction | silver soldered |
| hydraulic test valid to | 11/Mar/24 |
| superheater(s) | 2 |
| superheater type | radiant |
| safety valve(s) | 1 |
| safety valve type | spring |
| whistle | yes |