Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 401-002-9-001 found under Lamp Glow by B And K Precision Corporation. The National Stock Number assigned to this part is 6240000435259, 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 401-002-9-001.