Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number RP105Z found under Resistor Variable Nonwire Wound Nonprecision by Rauland Borg Corporation. The National Stock Number assigned to this part is 5905002586403, and the Federal Supply Class is 5905 Resistors. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like RP105Z.