P-77222
7568.3/9058  November 28, 2018
1308.3 remaining MPI
4108.3remaining CZI

First AD
2010-06-11  04/21/2010  Second stage low-pressure compressor rotor (LPCR) discs 
Service Bulletin  72-A3748   suspect if SN starts with 2-12112
 2nd LPC 3075839-1  Serial Number 11-162045-01542  new 4/26/2012   N/A by serial number
 3rd LPC 3072397-3 Serial Number 11-162045-00397 new 4/26/12 N/A by serial number

Second AD
2008-02-19  03/06/2008  High pressure (HP) turbine rotor assemblies
Installed 3072316-3 SN 960322901510
Affected 3075772-1 
N/A by Part Number 

Third AD
2005-13-07  07/27/2005  LPT1 and LPT2 Turbine rotor discs.  
LPT1 3075830-1 SN 118244902518    New 4/26/12
LPT2 3072542-5 SN 11-182449-02940 new 4/26/12  NA by installation data 
Affected installed prior to April 1, 1991

Forth AD
2005-05-15   LPT1 Disk   Service Bulletin 72-3682
LPT1 3075830-1 SN 118244902518    New 4/26/12
Affected LPT stage 1 disk, P/N 3072351-All,  3072542, 3073113 3073114,  3074103 ,  3074105
SNs 1- through 4- suspect and you need to check SB
N/A by part number

Fifth AD
2001-23-09  12/21/2001  Fan Rotor Discs  
Installed 3073563-2 Serial Number 5-03229-3691   zero time 4/26/96
Affected 3072162-All, 3072816-All, 3073436-All, 3073539-All, and 3074529-All 
AD N/A by part number