Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ST1420-10 found under Boltmachine by Republic Fastener Mfg Corp. The National Stock Number assigned to this part is 5306016845627, and the Federal Supply Class is 5306 Bolts. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like ST1420-10.