Your search for "pwr-460dc-f" revealed the following:
NEW Arista DCS-7150S-52-CL-F 52x 10GB SFP+ F-B Air (High Precision Clock) Switch
SKU: NSN-2425
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Arista DCS-7050S-52-F 52x 10GB SFP+ Front-to-Back Airflow Switch
SKU: NSN-3286
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Arista DCS-7150S-64-CL-R 48x 10GB SFP+ 4x 40GB QSFP+ B-F Air (HPC) Switch
SKU: NSN-2409
Condition: New
Shipping: Overnight Options
Warranty: 365 days