Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PD3 16 5 found under Panel Power Distribution by A B B Service Inc. The National Stock Number assigned to this part is 6110016522255, and the Federal Supply Class is 6110 Electrical Control Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PD3 16 5.