Aeronautical Information Manual (AIM), page 299

Index   298 -- Page 299 -- 300

12/10/15                                                                                                                AIM

                                                           TBL 5-1-4
                               Aircraft COM, NAV, and Approach Equipment Qualifiers
 INSERT one letter as follows:
           N if no COM/NAV/approach aid equipment for the route to be flown is carried, or the equipment
           is unserviceable,
           S if standard COM/NAV/approach aid equipment for the route to be flown is carried and
           serviceable (see Note 1),
 INSERT one or more of the following letters to indicate the COM/NAV/approach aid equipment available
           and serviceable:
 The capabilities described below comprise the following elements:
   a. Presence of relevant serviceable equipment on board the aircraft.
   b. Equipment and capabilities commensurate with flight crew qualifications.
   c. Where applicable, authorization from the appropriate authority.

 A    GBAS landing system                                     J6    CPDLC FANS 1/A SATCOM (MTSAT)
 B    LPV (APV with SBAS)                                     J7    CPDLC FANS 1/A SATCOM (Iridium)
 C    LORAN C                                                 L     ILS
 D    DME                                                     M1    ATC RTF SATCOM (INMARSAT)
 E1   FMC WPR ACARS                                           M2    ATC RTF (MTSAT)
 E2   D-FIS ACARS                                             M3    ATC RTF (Iridium)
 E3   PDC ACARS                                               O     VOR
 F    ADF                                                     P1-   Reserved for RCP
 G    (GNSS) – see Note 2                                     R     PBN approved - see Note 4
 H    HF RTF                                                  T     TACAN
 I    Inertial navigation                                     U     UHF RTF
 J1   CPDLC ATN VDL Mode 2 - see Note 3                       V     VHF RTF
 J2   CPDLC FANS 1/A HFDL                                     W     RVSM approved
 J3   CPDLC FANS 1/A VDL Mode 4                               X     MNPS approved/North Atlantic (NAT) High Level Airspace
                                                                    (HLA) approved
 J4   CPDLC FANS 1/A VDL Mode 2                               Y     VHF with 8.33 kHz channel spacing capability
 J5   CPDLC FANS 1/A SATCOM (INMARSAT)                        Z     Other equipment carried or other capabilities
                                                                    - see Note 5

1. If the letter S is used, standard equipment is considered to be VHF RTF, VOR, and ILS within U.S. domestic airspace.
2. If the letter G is used, the types of external GNSS augmentation, if any, are specified in Item 18 following the indicator
NAV/ and separated by a space.
3. See RTCA/EUROCAE Interoperability Requirements Standard For ATN Baseline 1 (ATN B1 INTEROP Standard –
DO-280B/ED-110B) for data link services air traffic control clearance and information/air traffic control communications
management/air traffic control microphone check.
4. If the letter R is used, the performance-based navigation levels that are authorized must be specified in Item 18 following
the indicator PBN/. For further details, see Paragraph 5-1-9 b 8, Item 18 (c) and (d).
5. If the letter Z is used, specify in Item 18 the other equipment carried, preceded by COM/, DAT/, and/or NAV/, as
6. Information on navigation capability is provided to ATC for clearance and routing purposes.

Preflight                                                                                                             5-1-21

Page 299 of the Aeronautical Information Manual (AIM.pdf)
AIM: Official Guide to Basic Flight Information and ATC Procedures

Index   298 -- Page 299 -- 300