Your search for "n6k-c6004-fan" revealed the following:

Cisco N6K-C6004-FAN-F Back-to-Front Airflow (Fan Side Intake) Switch Fan

SKU: NSH-2896
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

$ 69.99

$ 146.99

• Only 2 remaining
Call if you need more