Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LDF4-50 found under Cable Radio Frequen by Broadcast Electronics Inc. The National Stock Number assigned to this part is 6145016311056, and the Federal Supply Class is 6145 Wire And Cable Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like LDF4-50.