Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number H-09-0027-5 MK-A found under Fixture Engine Maintenance Aircr by Ajax Magnethermec Corp. The National Stock Number assigned to this part is 4920011459576, 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 H-09-0027-5 MK-A.