Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 852-018-004 found under Lamp Glow by Parker Hannifin Ltd. The National Stock Number assigned to this part is 6240015817737, 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 852-018-004.