M257248D / M257210
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All Data Sourced from Official Brands
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Brand Alternative Bearings with Identical Specifications
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Customized Bearing Solutions Based on Parameters
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Fast Quotation Response
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OEM and Flexible Order Quantities Supported
Specifications
Availability: 100 pcs
Brand: HSN/ TIMKEN/ OEM
Bearing Number: M257248D / M257210
Category: Tapered Roller Bearings
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Weight and Dimensions
Bore (d): 304.902 mm 12.0040 in
Outer (D): 412.648 mm 16.2460 in
Width (T): 128.588 mm 5.0625 in
Width (B): 128.588 mm 5.0625 in
Weight: 50.79 kg
Data from Timken (medias)
Dynamic Radial Load Rating – 1M Revs (C1) : 1940000 N
Dynamic Radial Load Rating – 90M Revs (C90) : 289000 N
Dynamic Radial Load Rating 2-Row – 90M Revs (C90-2row): 504000 N
Dynamic Axial Rating – 90M Revs (Ca90): 158000 N
e Factor: 0.3
K Factor: 1.83
Product Properties
Precision: P0, P6, P5
Hardness: HRC58-62
Ring Material: GCr15, GCr15SiMn, 100CrMnSi6-4, etc.
Cage Material: Brass, Steel
Certificate: ISO9001:2015
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Downloads & Links
Timken Tapered Roller Bearings Guide
Product Description
The M257248D / M257210 Timken TDI tapered roller bearing features a double inner ring design with a single outer ring and two rows of tapered rollers. This configuration provides high radial load capacity, bidirectional axial load support, and excellent rigidity for demanding operating conditions.The double inner ring structure optimizes roller guidance and load distribution, helping maintain stable operation under heavy loads, shock conditions, and continuous running requirements.
The M257248D / M257210 TDI bearing is widely used in automotive wheel ends, drive axles, gearboxes, industrial equipment, and construction machinery where reliable load support, accurate positioning, and long service life are required.
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