Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SL0004 found under by Itw Gse Aps Formerly Axa Power Aps. The National Stock Number assigned to this part is 6240142999586, and the Federal Supply Class is 6240 Electric Lamps. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SL0004.