Not for real-world navigation.
No DME No Transponder /X
Transponder with no Mode C /T
Transponder with Mode C /U
DME No Transponder /D
Transponder with no Mode C /B
Transponder with Mode C /A
TACAN No Transponder /M
Transponder with no Mode C /N
Transponder with Mode C /P
Basic RNAV LORAN, VOR/DME, or INS with no transponder /Y
VOR/DME, or INS, transponder with no Mode C /C
VOR/DME, or INS, transponder with Mode C /I
Advanced RNAV RNAV capability with GNSS and without RVSM /G
RNAV capability without GNSS and without RVSM /I
RVSM /A + RVSM /W
/I + RVSM /Z
/G + RVSM /L
Failed Transponder or Failed Mode C Capability /H
A GBAS landing system
B LPV (APV with SBAS)
C LORAN C
D DME
E1 FMC WPR ACARS
E2 D-FIS ACARS
E3 PDC ACARS
F ADF
G GNSS
H HF RTF (HF RadioTelephone)
I INS
J1 CPDLC ATN VDL Mode 2
J2 CPDLC FANS 1/A HFDL
J3 CPDLC FANS 1/A VDL Mode A/0
J4 CPDLC FANS 1/A VDL Mode 2
J5 CPDLC FANS 1/A SATCOM (INMARSAT)
J6 CPDLC FANS 1/A SATCOM (MTSAT)
J7 CPDLC FANS 1/A SATCOM (Iridium)
K MLS
L ILS
M1 ATC RTF SATCOM (INMARSAT)
M2 ATC RTF (MTSAT)
M3 ATC RTF (Iridium)
N No COM/NAV equipment for the route carried or is unserviceable.
O VOR
R PBN approved
S Standard Equipment composed of VHF RTF
T TACAN
U UHF RTF
V VHF RTF
W RVSM approved
X MNPS approved
Y 8.33KHZ Radio Band Spacing
Z Other equipment carried or other capabilities
A Mode A Transponder
B Mode A and C Transponder
S Mode S Transponder, ACID and Altitude
P Mode S Transponder, Altitude, no ACID
I Mode S Transponder, ACID, no Altitude
X Mode S Transponder, no ACID, no Altitude
E Mode S Transponder, ACID, Altitude, extended squitter
H Mode S Transponder, ACID, Altitude, Enhanced Surveillance
L H with extended squitter
B1 ADS-B 1090 MHz out capability
B2 ADS-B 1090 MHz out and in capability
U1 UAT out capability
U2 UAT out and in capability
V1 VDL Mode 4 in capability
V2 VDL Mode 4 out and in capability
D1 ADS-C FANS-1A
D2 ADS-C ATN