Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 39-5228 found under Retainer Pilot Chut by C And D Zodiac Inc. The National Stock Number assigned to this part is 1560006513284, and the Federal Supply Class is 1560 Airframe Structural Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 39-5228.