Your search for "nxa-fan" revealed the following:
NEW Cisco N9K-C93120TX 96x 10GB Copper 6x 40GB QSFP+ Back-to-Front Air Switch
SKU: NSN-2570
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Cisco N9K-C9316D-GX Nexus 9300-GX 16x 400GB QSFP-DD F-B Airflow Switch
SKU: NSB-7734
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco N9K-C93120TX 96x 10GB Copper 6x 40GB QSFP+ Front-to-Back Air Switch
SKU: NSN-8182
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco N9K-PDC-3000W-B 3000W DC F-B Airflow (Port Side Intake) Power Supply
SKU: NSN-2654
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco N9K-C9372TX-E 48x 10GB Copper 6x 40GB QSFP+ Front-to-Back Air Switch
SKU: NSN-8192
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Cisco N9K-C93120TX 96x 10GB Copper 6x 40GB QSFP+ Back-to-Front Airflow Switch
SKU: NSH-8355
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco N9K-C9508-FM-E2 Nexus 9500 8x Slot 800Gbps Cloud-Scale Fabric Module
SKU: NSN-0719
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco N9K-C9372TX-E 48x 10GB Copper 6x 40GB QSFP+ Back-to-Front Air Switch
SKU: NSN-1492
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco ASR-9912-FAN ASR 9900 Series 9912 Router Fan Module
SKU: NSN-4379
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Cisco N9K-C93180YC-EX-24 24x 25GB SFP28 6x 100GB QSFP28 F-B Airflow Switch
SKU: NSB-7728
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days