Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number OPA621KP found under Microcircuit Linear by Texas Instruments Incorporated. The National Stock Number assigned to this part is 5962015608057, and the Federal Supply Class is 5962 Microcircuits Electronic. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like OPA621KP.