Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 617 3821 004 found under Clutch Magnetic Nonvehicular by Honeywell Aerospace. The National Stock Number assigned to this part is 3010011251661, and the Federal Supply Class is 3010 Torque Converters And Speed Changers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 617 3821 004.