All these tables can be accessed with Tcode – SE16
Financial Accounting
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Table Name           ---- Description                           ---- Important Fields
FBAS             - Financial Accounting “Basis”
BKPF             -- Accounting Document Header              -- BUKRS / BELNR / GJAHR
BSEG             -- Accounting Document Segment             -- BUKRS / BELNR / GJAHR / BUZEI
BSIP             -- Index for Vendor Validation of Double   -- BUKRS / LIFNR / WAERS / BLDAT /
               Documents                               XBLNR / WRBTR / BELNR / GJAHR / BUZEI
BVOR             -- Inter Company Posting Procedure         BVORG / BUKRS / GJAHR / BELNR
EBKPF            -- Accounting Document Header (docs from   GLSBK / BELNR / GJHAR / GLEBK
               External Systems)
FRUN             -- Run Date of a Program                   PRGID
KLPA             -- Customer / Vendor Linking               NKULI / NBUKR / NKOAR / PNTYP
                                                       / VKULI / VBUKR / VKOAR
KNB4             -- Customer Payment History                KUNNR / BUKRS
KNB5             -- Customer Master Dunning Data            KUNNR / BUKRS / MABER
KNBK             -- Customer Master Bank Details            KUNNR / BANKS / BANKL / BANKN
KNC1             -- Customer Master Transaction Figures     KUNNR / BUKRS / GJHAR
KNC3             -- Customer Master Special GL Transactions KUNNR / BUKRS / GJAHR / SHBKZ
               Figures
LFB5             -- Vendor Master Dunning Data              LIFNR / BUKRS / MABER
LFBK             -- Vendor Master Bank Details              LIFNR / BANKS / BANKL / BANKN
LFC1             -- Vendor Master Transaction Figures       LIFNR / BUKRS / GJHAR
LFC3             -- Vendor Master Special GL Transactions   LIFNR / BUKRS / GJHAR / SHBKZ
               Figures
VBKPF            -- Document Header for Document Parking    AUSBK / BUKRS / BELNR / GJHAR
FBASCORE         Financial Accounting General Services “Basis”
KNB1             -- Customer Master (Company Code)          KUNNR / BUKRS
LFA1             -- Vendor Master (General Section)         LIFNR
LFB1             -- Vendor Master (company Code Section)    LIFNR / BUKRS
SKA1             -- G/L Account Master (Chart of Accounts)  KTOPL / SAKNR
SKAT             -- G/L Account Master (Chart of Accounts – SPRAS / KTOPL / SAKNR
               Description)
MAHNS            -- Accounts Blocked by Dunning Selection   KOART / BUKRS / KONKO / MABER
MHNK             -- Dunning Data (Account Entries)          LAUFD / LAUFI / KOART / BUKRS /
                                                       KUNNR / LIFNR / CPDKY / SKNRZE /
                                                       SMABER / SMAHSK / BUSAB
FI-GL-GL (FBS)   -- General Ledger Accounting: Basic Functions- G/L Accounts
SKAS             -- G/L Account Master (Chart of Accounts – SPRAS / KTOPL / SAKNR / SCHLW
               Key Word list)
SKB1             -- G/L Account Master (Company Code)       BUKRS / SAKNR
FI-GL-GL (FBSC) 
General Ledger Accounting: Basic
               Functions - R/3 Customizing for G/L Accounts
FIGLREP          Settings for G/L Posting Reports        MANDT
TSAKR            Create G/L account with reference       BUKRS / SAKNR
FI-GL-GL (FFE)   General Ledger Accounting: Basic
               Functions - Fast Data Entry
KOMU             Account Assignment Templates for G/L    KMNAM / KMZEI
               Account items
FI-AR-AR (FBD)   Accounts Receivable: Basic Functions - Customers
             
KNKA             -- Customer Master Credit Management :     KUNNR
               Central Data
KNKK             -- Customer Master Credit Management :     KUNNR / KKBER
               Control Area Data
KNKKF1           -- Credit Management : FI Status data      LOGSYS / KUNNR / KKBER / REGUL
RFRR             -- Accounting Data – A/R and A/P           RELID / SRTFD / SRTF2
               Information System
FI-BL-PT         Bank Accounting: Payment (BFIBL_CHECK_D)  Transactions – General Sections
PAYR             -- Payment Medium File                     ZBUKR / HBKID / HKTID / RZAWE /
                                                       CHECT
PCEC             -- Pre-numbered Check                      ZBUKR / HBKID / HKTID / STAPL
FI-BL-PT-AP(FMZA)Bank Accounting: Payment Transactions – Automatic Payments
             
F111G            -- Global Settings for Payment Program for MANDT
               Payment Requests
FDZA             -- Cash Management Line Items in Payment   KEYNO
               Requests
PAYRQ            -- Payment Requests                        KEYNO
Important fields in G/L Account Master -
Table name :  SKB1 : G/L Account Master ( Company Code)
Fields:
   BUKRS : Company Code 
   SAKNR : G/L Account
Table name :  SKA1 : G/L Account Master ( Chart of Accounts )
Fields:  
   KTOPL : Chart of Accounts 
   SAKNR : G/L Account
Table name :  SKAT : G/L Account Master Record ( Chart of Accounts : Description )
Fields:
   SPRAS : Language
   KTOPL : Char of Accounts 
   SAKNR : G/L Account
 
 
