Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 198950 REV A P N-198950 found under Waste Wtr Dr Tank by Gems Sensors Inc. The National Stock Number assigned to this part is 6110015485676, and the Federal Supply Class is 6110 Electrical Control Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 198950 REV A P N-198950.