Your search for "jl310a" revealed the following:
HPE Aruba JL310A 100GB BASE-LR4 LC Long Reach SMF QSFP-100G Transceiver
SKU: NSB-5547
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW HPE Aruba JL310A 100GB BASE-LR4 LC Long Reach SMF QSFP-100G Transceiver
SKU: NSN-7440
Condition: New
Shipping: Overnight Options
Warranty: 365 days