The lens says "115 vac power avail".
A light, with mounting facilities furnished, designed to convey information of a specific nature concerning the circuit in which inserted. Must include or provide for the use of a lens as a part of it. For items without a lens, see lampholder, and also see light (1), panel.
Classification: Electric lamps and lighting fittings, nesoi
NSN 5915-01-392-1184
NSN 5905-01-303-9221
NSN 6685-01-388-1132
NSN 6220-01-443-0719
NSN 5999-01-466-6149
NSN 5996-01-097-9320
NSN 5990-01-359-8334
NSN 6130-01-078-3802
NSN 5960-00-310-3844
NSN 7035-01-242-6496
NSN 5925-00-185-4020
NSN 5945-01-026-1231