Old-Style Stop Actions
(pre-1923/Op. 1200 - mounted on the
side)
These actions can be made new, but regular practice is to use existing units for
hinge plates, as they were often
custom for each stop in each
organ!
Allow 30-60 days for custom
manufacturing. Stock No. OS-SA
Stop Actions
The Stop Action
pneumatic is available in two sizes
(wide and narrow).
Stock numbers: SA-N,
SA-W
UPA Pedal Actions
These actions are made in three
sizes (L,M,S)
6”,
4 ½”,3
½”. This size refers to the size of the
flap (to which the valve attaches.)
In place, this flap is, of
course, against the chest. To measure the length of the back will also indicate the size: 7
½”, 6 1/8”, 5 1/8”. The width remains
constant
Stock Numbers: UPA-L, UPA-M, UPA-S
Specify wind pressure when ordering.
New felt/leather valves are
available, please request size
with order.