Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5275PS4DE-1H found under Searchlight by Carlisle And Finch Company The. The National Stock Number assigned to this part is 6230015814993, and the Federal Supply Class is 6230 Electric Portable And Hand Lighting Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 5275PS4DE-1H.