Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S2JMF1 found under Switch Rotary by J And H Smith Mfg Co Inc. The National Stock Number assigned to this part is 5930006860191, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S2JMF1.