SEAL-O-RING 9M4849 - Caterpillar

Engines: Industrial
3054 (S/N: CYK1-UP; 5YS1-UP; 2PW1-UP)
3056 (S/N: 7MS1-UP)
New part numbers have been introduced for turbochargers that are used on 3054 and 3056 Industrial Engines. The former part numbers for the turbochargers and the new part numbers for the turbochargers are listed in Table 1. Information that relates to the pressure setting for the wastegate control valve for the turbochargers is also included in the table.
Table 1
3054 and 3056 Turbochargers    
S/N Prefix    Former Part Number    New Part Number    Opening Pressure for the Wastegate Control Valve    
S/N:5YS
(1)     -     220-5730    
96 kPa (13.9 psi)    
S/N:5YS
(2)     -     224-7617    
96 kPa (13.9 psi)    
S/N:5YS
(3)     -     225-0851    
145 kPa (21.0 psi)    
S/N:5MF
S/N:5YS
S/N:CYK
    138-2077     219-9766    
110 kPa (15.9 psi)    
S/N:5YS
    141-6163     219-7618    
145 kPa (21.0 psi)    
S/N:7MS
    141-8587     No change    
150 kPa (21.8 psi)    
S/N:5YS
S/N:7MS
    141-9768     No change    
107 kPa (15.5 psi)    
S/N:7MS
    142-7273     No change    
138 kPa (20.0 psi)    
S/N:2PW
S/N:5YS
    146-0017     219-9713    
145 kPa (21.0 psi)    
S/N:2PW
S/N:5YS
    202-2747     219-9713    
145 kPa (21.0 psi)    
( 1 ) 69 kW (92.5 hp) applications
( 2 ) 67 kW (90.0 hp) applications
( 3 ) 75 kW (100.0 hp) applicationsThe new part numbers should be referenced when you order service replacement parts for your engine.For the turbochargers that are listed, the new part number is directly adaptable to the former part number for all applications.