The standard (non-indexed) pins on the base of these 120V LED navigation light bulbs fit the sockets used in Perko 1127, 1128, 1129, and 1130 commercial navigation lights.
Certified to meet US Coast Guard and ABYC 3 nautical mile visibility requirements.
• BA 15d - 15 mm, non-indexed pins, double contact bayonet base
• 120V AC LED bulb