Your search for "N3K-C3164Q" revealed the following:
Cisco N3K-C3164Q-40GE 64x 40GB QSFP+ Back-to-Front Airflow Switch
SKU: NSB-6969
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 247.99
• Only 2 remaining
Call if you need more
Cisco N3K-C3164Q-40GE 64x 40GB QSFP+ Front-to-Back Airflow Switch
SKU: NSH-4261
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 229.99
• Only 2 remaining
Call if you need more
NEW Cisco N3K-C3164Q-40GE 64x 40GB QSFP+ Front-to-Back Airflow Switch
SKU: NSN-2514
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco N3K-C3164Q-40GE 64x 40GB QSFP+ Back-to-Front Airflow Switch
SKU: NSN-8220
Condition: New
Shipping: Overnight Options
Warranty: 365 days