Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number H40774 found under Connector Water Inl by Cummins Inc. The National Stock Number assigned to this part is 2815001796351, and the Federal Supply Class is 2815 Diesel Engines And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like H40774.