Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 300-074 found under Commutator by Spindler And Sauppe Inc. The National Stock Number assigned to this part is 6105009043074, and the Federal Supply Class is 6105 Motors Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 300-074.