What is the replacement part number for the bulb used in the Class 9999 Type SP_ pilot light kits?

Issue:
Identify a replacement bulb for a pilot light kit

Product Line:
Class 9999 NEMA Accessories

Environment:
Square D NEMA Contactors and Starters

Resolution:
This is a #44 bulb, i.e. GE44, PH44 etc. Square D part number 25501-01005.

Released for: Schneider Electric Canada