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7007A

Standard Series High Precision Angular Contact Ball Bearings
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Parts Number
7007ATYNSUMP4 Standard Series High Precision Angular Contact Ball Bearings
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Parts Number

7007ATYNSUMP4

Boundary Dimensions

d 35 mm Bore diameter
D 62 mm Outside diameter
B 14 mm Width
r(min.) 1 mm Chamfer Dimension
r1(min.) 0.6 mm Chamfer Dimension

Basic Load Ratings

Cr 18.4 kN Basic Dynamic Load Rating
C0r 12.6 kN Basic Static Load Rating

Speeds The limiting speeds of the ball guided cage is lower than the outer ring guided cage.

Grease 15000 min-1 Limiting Speed
Oil (Oil-air) 20000 min-1 Limiting Speed

Dimensions

A: 30° Contact Angle
a 21.0 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 41 mm Diameter of Shaft Abutment
Da(max.) 56 mm Diameter of Housing Abutment
Db(max.) 57 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 8.75 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 49N 93N/μm 0μm
L 203N 151N/μm -5μm
M 421N 197N/μm -10μm
H 693N 237N/μm -15μm

Additional information

0.91 g/brg Recommended Grease Quantities

Mass

0.153 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_ST_A
NSK Product Type Super Precision Bearing
Designations 7007A

© NSK Ltd.

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