These are incandescent Aqua Signal replacement light bulbs.
Some useful bulb identification information:
• BA 15d bulbs: double contact bayonet, 15mm base diameter, pins are opposite each other
• BAY 15d (DC Index) bulbs: double contact bayonet, 15mm base diameter, pins are offset so the bulb only fits into the socket in one orientation
• BA 15s bulbs: single contact bayonet, 15mm base diameter, pins are opposite
• BA 9s bulbs: single contact bayonet, 9.1mm base diameter, pins are opposite
• SV8.5 bulbs: festoon, 8.5mm base diameter
• S7 bulbs: festoon, 7mm base diameter
Note - bulbs in Table are sorted by Aqua Signal Series
This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm.
www.P65Warnings.ca.gov