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HM807010 Inch Tapered Roller Bearings
HM807010 Inch Tapered Roller Bearings
HM807010 Inch Tapered Roller Bearings
Diagram of DSBR Inch Tapered Roller Bearings
Diagram of DSBR Inch Tapered Roller Bearings

HM807049/HM807010 Inch Tapered Roller Bearings

The HM807049/HM807010 tapered roller bearing from DSBR is a heavy-duty inch-series bearing designed to withstand extreme radial and axial loads. Made from premium alloy steel and finished with precision grinding, this bearing guarantees smooth rotation, reduced friction, and extended lifespan. It is widely used in truck axles, trailers, construction machinery, and gearboxes, where reliability is essential. The separable cone and cup design ensures easy installation, maintenance, and inspection. Backed by DSBR’s state-of-the-art production facilities and strict quality control, this model offers outstanding value for distributors, OEMs, and aftermarket suppliers seeking consistent performance and reliability.

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Technical Specification Technical Specification

Technical Specification of HM807049/HM807010 Inch Tapered Roller Bearings

Specifications
SeriesHM807000
Cone Part NumberHM807049
Cup Part NumberHM807010
Design UnitInch
Cage MaterialStamped Steel
Related Assembly Number(s)HM807049-90023
HM807049-90029
HM807049-902A4
HM807049-902A5
Dimensions
d - Bore2.1250 in
53.975 mm
D - Cup Outer Diameter4.1250 in
104.775 mm
B - Cone Width1.4375 in
36.513 mm
C - Cup Width1.1250 in
28.575 mm
T - Bearing Width1.4375 in
36.513 mm
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius10.14 in
3.600 mm
r - Cup Backface "To Clear" Radius20.130 in
3.30 mm
da - Cone Frontface Backing Diameter2.48 in
63.1 mm
db - Cone Backface Backing Diameter2.87 in
73 mm
Da - Cup Frontface Backing Diameter3.96 in
100.10 mm
Db - Cup Backface Backing Diameter3.50 in
88.90 mm
Ab - Cage-Cone Frontface Clearance0.1 in
2.5 mm
Aa - Cage-Cone Backface Clearance0.12 in
3 mm
a - Effective Center Location3-0.29 in
-7.4 mm
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)411900 lbf
52700 N
C1 - Dynamic Radial Rating (1 million revolutions)545700 lbf
203000 N
C0 - Static Radial Rating50200 lbf
223000 N
Ca90- Dynamic Thrust Rating (90 million revolutions)69890 lbf
44000 N
Factors
K - Factor71.2
e - ISO Factor80.49
Y - ISO Factor91.23
Cg - Geometry Factor100.076


Contact DSBR for More Information
Contact DSBR for More Information
2010
SINCE
9
PATENTS
120
EXPERT WORKERS
40
EXPORT COUNTRIES
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