This specification covers a silver alloy in the form of wire, rod, sheet, strip, foil, pig, powder, shot, and chips and a viscous mixture (paste) of powder in a suitable binder.
SAE AMS2663-1989 history
1992SAE AMS2663A-1992 SILVER ALLOY BRAZING FILLER METAL 56AG - 22CU - 17ZN - 5.0SN 1152 - 1203 DEGREES F (622 - 651 DEGREES C) SOLIDUS-LIQUIDUS RANGE (UNS P07563)