Passenger – K.Bay B VI – 1B n2 3T9.5 (3T8.2)* [key] (none passed to DRG).
Physical Characteristics Perfomance History
Length
Weight**
Axle weight
Cylinders
Wheel diameter
13 365
31.0 (32.2)
11.25 (12.15)
406x610
1616 (1600)
mm
tonne
tonne
mm
mm
Grate area
Heating surface
Boiler pressure
Power output
Maximum speed
1.3
90.4 (98.75)
10 (8)
n/k
75
m2
m2
MPa
HP
km/h
Introduced from
Rebuilt from
Withdrawn by
Number series
 
1863-1871
18?
1924
226-496
All named.
NOTES
The class defines the loco, not the tender.
* () indicate locos bult for Ostbahn 
** locomotive only
MODELS
N scale: ARN 2560 2561
Z scale: Railex 3 models (that I know of).
To the best of my knowledge the above information is accurate but cannot be guaranteed.