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7924A5SN24

Standard Series High Precision Angular Contact Ball Bearings
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Parts Number
7924A5SN24TRSUMP3 Standard Series High Precision Angular Contact Ball Bearings
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Parts Number

7924A5SN24TRSUMP3

Boundary Dimensions

d 120 mm Bore diameter
D 165 mm Outside diameter
B 22 mm Width
r(min.) 1.1 mm Chamfer Dimension
r1(min.) 0.6 mm Chamfer Dimension

Basic Load Ratings

Cr 67.5 kN Basic Dynamic Load Rating
C0r 73.5 kN Basic Static Load Rating

Speeds

Grease 9200 min-1 Limiting Speed
Oil (Oil-air) 13700 min-1 Limiting Speed

Dimensions

A5: 25° Contact Angle
a 44.2 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 127 mm Diameter of Shaft Abutment
Da(max.) 158 mm Diameter of Housing Abutment
Db(max.) 160 mm Diameter of Housing Abutment
ra(max.) 1 mm Radius of Shaft or Housing Fillet
rb(max.) 0.6 mm Radius of Shaft or Housing Fillet

Performance

Pa 70.8 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 515N 299N/μm -7μm
L 1029N 384N/μm -13μm
M 2275N 518N/μm -24μm
H 4533N 684N/μm -39μm

Additional information

7.3 g/brg Recommended Grease Quantities

Mass

0.973 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_ST_A5
NSK Product Type Super Precision Bearing
Designations 7924A5SN24

© NSK Ltd.

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