The length of the balance is 32 inches. The marking (represented in the photo) is 31 5 GV CMC 1. The other balance has the markings 31 5 JV CMC 2.
Thanks,
Erik
Bob from SWISCO responded:
May 14, 2020
This looks like either an S380-32 or S385-32. The only difference between these two balances is the depth of the bottom nylon shoe, so compare both with your old hardware to see what matches best. You'll need a stamp option of 3150.