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7914A5

Standard Series High Precision Angular Contact Ball Bearings
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Parts Number
7914A5TRV1VSUMP4 Standard Series High Precision Angular Contact Ball Bearings
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Parts Number

7914A5TRV1VSUMP4

Boundary Dimensions

d 70 mm Bore diameter
D 100 mm Outside diameter
B 16 mm Width
r(min.) 1 mm Chamfer Dimension
r1(min.) 0.6 mm Chamfer Dimension

Basic Load Ratings

Cr 27.9 kN Basic Dynamic Load Rating
C0r 26.3 kN Basic Static Load Rating

Speeds

Grease 11800 min-1 Limiting Speed
Oil (Oil-air) 17700 min-1 Limiting Speed

Dimensions

A5: 25° Contact Angle
a 27.8 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 76 mm Diameter of Shaft Abutment
Da(max.) 94 mm Diameter of Housing Abutment
Db(max.) 95 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 20.3 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 137N 138N/μm -3μm
L 298N 182N/μm -7μm
M 676N 248N/μm -14μm
H 1404N 334N/μm -24μm

Additional information

2.0 g/brg Recommended Grease Quantities

Mass

0.341 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_ST_A5
NSK Product Type Super Precision Bearing
Designations 7914A5

© NSK Ltd.

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