Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PUS354DF001 found under Coupling Spec by Leroy Somer Ltd. The National Stock Number assigned to this part is 5340015941872, 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 PUS354DF001.