replacing ipad shell/case

No. Technically, sure. But not in the 'send it away and get it fixed' kind of way. I'm sure the iPad1 is long out of warranty so all it'd be available for is an out of warranty repair, which starts at $249 and goes up. You pay that price, they swap out your one for a refurbished iPad 1, which you take home and they send yours off to be refurbished so it can be swapped out for someone else's later down the line

Apple will provide a replacement iPad for:

Make a Genius Bar Reservation

http://www.apple.com/retail/geniusbar/

You can get the iPad repaired at 3rd party repair sources for less $.

iPad Repair & Screen Replacement Services

http://www.ifixyouri.com/16-ipad-repairs

RepairZoom iPad Repair

http://www.repairzoom.com/ipad-repair.html

Mission Repair

http://www.missionrepair.com/Apple_iPad_Repair_Services_s/431.htm

iGadgetResQ

http://www.igadgetresq.com/ipad-repair/

 Cheers, Tom 😉