Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D38999 20WJ90SN found under Connector Aircraft by Bell Helicopter Textron Inc. The National Stock Number assigned to this part is 5999015647279, and the Federal Supply Class is 5999 Miscellaneous Electrical And Electronic Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like D38999 20WJ90SN.