Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number HS5274-0003 found under Stud Turnlock Fastener by Dfci Solutions Inc. The National Stock Number assigned to this part is 5325014560923, and the Federal Supply Class is 5325 Fastening Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like HS5274-0003.