Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 104BRW20-000INTBLG found under Meter Fluid Flow Indicating Diff by Simmonds Precision Products Inc. The National Stock Number assigned to this part is 6680004458641, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 104BRW20-000INTBLG.