Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number VR1-1 found under Resistor Variable Wire Wound Non by Bureau Of Engraving And Printing. The National Stock Number assigned to this part is 5905008201238, 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 VR1-1.