907-024 CBA 520 SR 60 obsolete/repleacment CBB520-SR60 CBB520-SR60 G01-20-PV-00009 G01-20-PV-00009C P/n 122774 P/n 123420 P/n 123422 P/n 131422 P/N VA038489 VA038499 VA038504 P/N VA131822 P/N VA131823 P/N VA131824 VA131826