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BOWER ® Tapered Roller Bearings sold in the U.S. are locally produced in Hamilton, AL, or Macomb, IL. Engineered for performance, all BOWER ® Bearings are case-carburized for excellent endurance against shock loads.
Hardened Case
Case-carburization creates a hardened steel "case" around the bearing with high wear and fatigue resistance, while leaving a tough and durable "core" with excellent shock resistance properties. What is case-carburization?
Tough Durable Core
BowerAd.indd 1
12/1/15 4:33 PM
WHEEL BEARINGS
WHEEL BEARINGS
BEARING POSITION
BOWER NTN ® PN
TIMKEN ® PN
OTR™ PN
12,000 LB FRONT Outer Set
SET406
SET406
OTRSET406
Outer Cup
3720
3720
OTR3720
SET413
Outer Cone
3782
3782
OTR3782
Inner Set
SET413
SET413
OTRSET413
Inner Cup
HM212011
HM212011
OTRHM212011
Inner Cone
HM212049
HM212049
OTRHM212049
Inner Set
SET427
SET427
None
Outer Set
SET428
SET428
None
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