The Blues have left room for imminent new signing Romelu Lukaku but the Belgian must be registered by 11pm on Tuesday to be eligible to play.
Chelsea have named 24 players in the party who have travelled to Northern Ireland.
The West Londoners will take on the Europa League champions at Windsor Park on Wednesday night.
And they could include the Belgian striker if the move from Inter Milan can be done by Tuesday at 11pm.
Goalkeepers: Edouard Mendy, Kepa Arrizabalaga, Marcus Bettinelli
Defenders: Antonio Rudiger, Marcos Alonso, Andreas Christensen, Thiago Silva, Ben Chilwell, Reece James, Cesar Azpilicueta, Emerson
Midfielders: Jorginho, N'Golo Kante, Trevoh Chalobah, Mateo Kovacic, Hakim Ziyech, Ruben Loftus-Cheek, Mason Mount
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