Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 295HFSE1 found under Amplifier Audio Fre by Whelen Engineering Company Inc. The National Stock Number assigned to this part is 5996015075742, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 295HFSE1.