It appears that LH's award booking classes (O/I/X for F/C/Y) are now showing in Sabre and other GDSs (and are available to KVS Tool users for viewing).
However, this is most likely a glitch, so enjoy it while it lasts ...
[KVS Availability Tool - Sabre: ITN/AXP]
Code:
NYC New York Metro NY US = JFK LGA EWR
FRA Frankfurt Metro / Frankfurt Int'l DE = FRA HHN [EDDF]
WED 01 Mar 2006
Carrier Flight From Depart To Arrive A/C St Availability
--------- ------ ---- --------- ---- --------- ---- -- --------------------------------------
LH 403 EWR 18:00 FRA 07:35 +1 340 0 F1 A0 O0 C7 D3 Z0 I0 Y9 B9 M9 H9 X9 Q9 V9
See also this thread in the LH forum:
http://www.flyertalk.com/forum/showthread.php?t=527196