Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number JSFL07RA1721NB2 found under Clamp Loop by Transdigm Inc. The National Stock Number assigned to this part is 5342016501938, 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 JSFL07RA1721NB2.