Your search for "finisar fclf" revealed the following:
NEW Arista DCS-7300X-64T-LC 48x 10GB Copper 4x 40GB QSFP+ Switch Line Card
SKU: NSN-2182
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper MPC5E-40G10G 24x 10GB SFP+ 6x 40GB QSFP+ Router Line Card
SKU: NSN-2376
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Extreme EC1404001-E6 VSP 9024XL 24x 10GB SFP+ Switch Line Card
SKU: NSB-6642
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Arista DCS-7500R2M-36CQ-LC 36x 100GB QSFP100 MACsec Switch Line Card
SKU: NSN-9204
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Arista DCS-7300X-32Q-LC 7300X Series 32x 40GB QSFP+ Switch Line Card
SKU: NSN-2181
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco A9K-8T-B ASR 9000 Series 8x 10GB XFP (Medium Queue) Router Line Card
SKU: NSN-2535
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Cisco A9K-24X10GE-1G-SE ASR 9000 24x 10GB SFP+ Router Line Card
SKU: NSH-6887
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Arista DCS-7800R3-48CQ-LC 7800R3 48x 100 Gigabit QSFP Switch Line Card
SKU: NSN-3716
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Juniper EX9200-40XS 40x 10GB SFP+ Switch Line Card
SKU: NSH-9362
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper EX9200-40F-M 40x 1GB SFP (MacSec) Switch Line Card
SKU: NSN-3883
Condition: New
Shipping: Overnight Options
Warranty: 365 days