Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1491-110-IT68 found under Caster Swivel by Duren Controls Inc. The National Stock Number assigned to this part is 5340015780247, and the Federal Supply Class is 5340 Hardware Commercial. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 1491-110-IT68.