Double Row TDI SeriesHM258949D Bearing

Double row tapered roller bearing TDI style consists of a single-piece (double) inner ring plus two single outer rings. It is normally supplied complete with an outer-ring spacer as a pre-set assembly. To suit the application duty, the builtin setting value needs to be established by your VAFEM engineer before an order is placed. A groove and holes can be supplied in the outerring spacer to allow lubricant to pass from the bearing  housing. Contact your VAFEM engineer for spacer information.

The Double Row TDI Series HM258949D is a high-performance bearing designed to deliver exceptional durability and reliability for demanding industrial applications. This bearing features two rows of tapered roller bearings, which deliver superior load-carrying capacity and reduce friction for enhanced operational efficiency.

The HM258949D bearing is manufactured to the highest quality standards, ensuring optimal performance and longevity even in the most extreme operating conditions. It is made from high-grade materials, including premium steel and advanced lubricants, which help to reduce wear and tear and extend the service life of the bearing.

The Double Row TDI Series HM258949D bearing is ideal for a range of applications, including machine tools, heavy-duty equipment, and industrial machinery. Its advanced design and exceptional capabilities make it ideal for demanding applications where performance, reliability, and durability are critical.

At our company, we specialize in providing high-quality bearings that offer exceptional performance, reliability, and longevity. Our team of experts can help you select the right bearings for your specific application, ensuring that you have the right product to meet your needs and exceed your expectations.

So if you're looking for a high-performance, reliable bearing that can handle even the most demanding industrial applications, look no further than the Double Row TDI Series HM258949D from our company. Contact us today to learn more about this exceptional bearing and how it can benefit your business.


VAFEM (Shang Hai) Bearing Technology Co.,Ltd
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Double Row TDI Series

Dimension and Parameters

Bearing Dimensions(mm/in.)
d :12
D :19.75
T :6.375
B :6.375
Load Ratings(N/lbf)
Dynamic(1)
C1(2) :702000
Factors(2)
e :0.3
Y1 :2
Y2 :3
Dynamic(3)
C90 :105000
Ca90 :59500
C90(2) :182000
Factors(2)
K :1.76
Part Number
Inner :HM258949D
Outer :HM258910
Bearing Dimensions(mm/in.)
Shaft
Max. Shaft Fillet Radius
R(4) :0.13
Backing Shoulder Dia.
da :13.07
Housing
Max. Housing Fillet Radius
r(4) :0.25
Backing Shoulder Dia.
Db :18.27
Geometry Factors
G1 :2160.7
G2 :183
Cg :0.1669
Bearing Weight(kg/lbs.) :287.86

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