Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SFP-1 found under Receiver Transmitter Light Signa by Rad Data Communications Inc. The National Stock Number assigned to this part is 6030016257456, and the Federal Supply Class is 6030 Fiber Optic Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SFP-1.