Our AR12250 standard main bearing set, with interchangeable part number 3014054, is precision-engineered for Cummins K38, KTA38, and QSK38 industrial engines. Machined from premium lead-free copper alloy with strict dimensional tolerances, it offers superior load-bearing capacity, excellent wear resistance, and optimal crankshaft clearance. This set ensures stable crankshaft operation, reduces friction and heat buildup, and extends the service life of your heavy-duty engine in construction, agriculture, and power generation applications.
AR12250(Supersessions:3014054 ) Main Bearing ( Standard ) Set
| PN |
NAME |
QTY |
| 3650905 |
MAIN (STUD) BEARING |
5 |
| 3650910 |
MAIN (STUD) BEARING |
2 |
| 3650915 |
MAIN BEARING |
5 |
| 3650920 |
MAIN (STUD) BEARING |
2 |
| 3000139 |
THRUST BEARING |
2 |
Condition:New / OEM Quality
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