Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number RW1900CB found under Resistor Fixed Wire Wound Induct by Rauland Borg Corporation. The National Stock Number assigned to this part is 5905001952013, 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 RW1900CB.