Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SER35612B found under Parts Kit Starter S by Automatic Switch Company. The National Stock Number assigned to this part is 2920010191878, and the Federal Supply Class is 2920 Engine Electrical System Components Nonaircraft. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SER35612B.