Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3C3543P13 found under Hose Assembly Metallic by Noel Smyser Engineering Corp. The National Stock Number assigned to this part is 4720013424026, 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 3C3543P13.