Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number EJC-28-12-09M1 found under Case Transport by Ta Instrument Case Co. The National Stock Number assigned to this part is 4920012312819, 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 EJC-28-12-09M1.