Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number K-D2B found under Relay Assembly by Flight Refuelling Limited T A Co. The National Stock Number assigned to this part is 5945013002441, and the Federal Supply Class is 5945 Relays And Solenoids. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like K-D2B.