Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 383452BW50 found under Hose Monitored 50Ft by Tiger Vac Inc. The National Stock Number assigned to this part is 4720015418791, and the Federal Supply Class is 4720 Hose And Flexible Tubing. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 383452BW50.