Hi Dick,
Did you ever find this part? I'm facing the same question with an almost identical circuit, but nobody has fusible resistors in stock (closest is Mouser with a 12 week lead time).
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Moderator's note: This thread was split off of an old thread:
http://forum.allaboutcircuits.com/threads/mystery-fuse-resistor-im-stumped.100124/#post-982758
Did you ever find this part? I'm facing the same question with an almost identical circuit, but nobody has fusible resistors in stock (closest is Mouser with a 12 week lead time).
/////
Moderator's note: This thread was split off of an old thread:
http://forum.allaboutcircuits.com/threads/mystery-fuse-resistor-im-stumped.100124/#post-982758