This is the BR Standard Darlington Plate as fitted to BR designed and BR Doncaster built locomotives  This incorporates the chosen BR type face issued to all workshops (except Horwich it seems) for BR standard locomotives, the plate is a solid heavy casting in comparison to other standard plates.  These plates have been cast in both Iron and very occasionally Brass.

 

Basic dimensions in inches-  10 & 5/16 X 5 & 7/8 Hole Centres 8 & 3/4

Pattern Rarity- Common.

Special Features- Occasionally in Brass

 

 

 

BUILT 1957 DONCASTER (BR STANDARD LOCO PATTERN)