Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SM81938 12 found under Backshell Electrical Connector by Servicair B W Elliott Mfg Co Llc. The National Stock Number assigned to this part is 5935012755605, and the Federal Supply Class is 5935 Connectors Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SM81938 12.