Nxos64cs1024mbin Download !new! Link
: Starting with Cisco NX-OS Release 10.2(2)F, Cisco transitioned entirely to 64-bit images for the Nexus 9000 platform, and 32-bit images are no longer supported.
The nxos64-cs.10.2.4.M.bin file is the 64-bit NX-OS software image for Cisco Nexus 9000 Series fixed-configuration switches, such as the Nexus 9300 and 9500 platforms. 10.2(4)M (Maintenance Release) Architecture: 64-bit File Extension: .bin nxos64cs1024mbin download link
If the switch does not boot, enter the loader prompt and configure the boot variable manually. : Starting with Cisco NX-OS Release 10
Also, there's a security aspect here. Sharing direct links to firmware images can be risky, as they contain sensitive code. Cisco requires authentication to access such files, which is a security measure to prevent unauthorized distribution. nxos64cs1024mbin download link