Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A14B307-1 found under Resistor Variable W by Telex Communications Inc. The National Stock Number assigned to this part is 5905001335320, and the Federal Supply Class is 5905 Resistors. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A14B307-1.