I'll try to answer
There should be 1 and only 1 spring in the 2-3 stack up. It goes on the stem of the 2-3 T.V. valve. In a BRF and I believe the BQ will be the same. It should be (if not changed) orange in color.
.232 dia.
.032 wire dia.
1.064 in length
with 17 coils.
Best of luck.