7915A5

Standard Series High Precision Angular Contact Ball Bearings
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Parts Number

7915A5TRSUELP4

Boundary Dimensions

d 75 mm Bore diameter
D 105 mm Outside diameter
B 16 mm Width
r(min.) 1 mm Chamfer Dimension
r1(min.) 0.6 mm Chamfer Dimension

Basic Load Ratings

Cr 28.3 kN Basic Dynamic Load Rating
C0r 27.7 kN Basic Static Load Rating

Speeds

Grease 11200 min-1 Limiting Speed
Oil (Oil-air) 16700 min-1 Limiting Speed

Dimensions

A5: 25° Contact Angle
a 29.0 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 81 mm Diameter of Shaft Abutment
Da(max.) 99 mm Diameter of Housing Abutment
Db(max.) 100 mm Diameter of Housing Abutment
ra(max.) 1 mm Radius of Shaft or Housing Fillet
rb(max.) 0.5 mm Radius of Shaft or Housing Fillet

Performance

Pa 21.2 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 140N 142N/μm -3μm
L 307N 189N/μm -7μm
M 765N 268N/μm -15μm
H 1458N 347N/μm -24μm

Additional information

2.1 g/brg Recommended Grease Quantities

Mass

0.355 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_ST_A5
NSK Product Type Super Precision Bearing
Designations 7915A5
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