Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SC-8938 5-02 found under Valve Safety Relief by Z Corporation. The National Stock Number assigned to this part is 4820014283135, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SC-8938 5-02.