BR Caprotti Black Fives
BATCH OF 20 LOCOMOTIVES FITTED WITH CAPROTTI VALVE GEAR
LMS Stanier Class 5 4-6-0 44686/7; LMS Stanier Black Fives 44686-7; LMS Stanier Black Five with Caprotti valve gear; LMS Stanier Class 5 4-6-0 44738-57
British Railways built twenty locomotives of the LMS Stanier Black Five type, fitted with Caprotti valve gear, in 1948; the BR Caprotti Black Fives. These were numbered 44738-57, 44686 and 44687.