Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 907M620004 found under Shaft Shouldered by Cosmos Industries Inc. The National Stock Number assigned to this part is 3040005805714, and the Federal Supply Class is 3040 Miscellaneous Power Transmission Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 907M620004.