Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3604996-0505 found under Push Button by Honeywell Aerospace. The National Stock Number assigned to this part is 5930013305563, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 3604996-0505.