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7924A5

Standard Series High Precision Angular Contact Ball Bearings
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Parts Number
7924A5TRSUHP4 Standard Series High Precision Angular Contact Ball Bearings
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Parts Number

7924A5TRSUHP4

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 71.0 kN Basic Dynamic Load Rating
C0r 77.0 kN Basic Static Load Rating

Speeds

Grease 7100 min-1 Limiting Speed
Oil (Oil-air) 10600 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 59.5 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 461N 257N/μm -7μm
L 902N 328N/μm -13μm
M 1964N 441N/μm -24μm
H 3884N 580N/μm -39μm

Additional information

7.3 g/brg Recommended Grease Quantities

Mass

1.15 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_ST_A5
NSK Product Type Super Precision Bearing
Designations 7924A5

© NSK Ltd.

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