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7917A5SN24

Standard Series High Precision Angular Contact Ball Bearings
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Parts Number
7917A5SN24TRSULP4Y Standard Series High Precision Angular Contact Ball Bearings
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Parts Number

7917A5SN24TRSULP4Y

Boundary Dimensions

d 85 mm Bore diameter
D 120 mm Outside diameter
B 18 mm Width
r(min.) 1.1 mm Chamfer Dimension
r1(min.) 0.6 mm Chamfer Dimension

Basic Load Ratings

Cr 36.5 kN Basic Dynamic Load Rating
C0r 36.5 kN Basic Static Load Rating

Speeds

Grease 12700 min-1 Limiting Speed
Oil (Oil-air) 19100 min-1 Limiting Speed

Dimensions

A5: 25° Contact Angle
a 32.9 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 92 mm Diameter of Shaft Abutment
Da(max.) 113 mm Diameter of Housing Abutment
Db(max.) 115 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 35.6 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 253N 205N/μm -5μm
L 486N 259N/μm -9μm
M 1099N 352N/μm -17μm
H 2228N 467N/μm -28μm

Additional information

3.3 g/brg Recommended Grease Quantities

Mass

0.477 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_ST_A5
NSK Product Type Super Precision Bearing
Designations 7917A5SN24

© NSK Ltd.

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