Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 500-083263 found under Sensor Opaque Particle by Cerberus Pyrotronics Inc. The National Stock Number assigned to this part is 6350013332538, 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 500-083263.