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7936A5

Standard Series High Precision Angular Contact Ball Bearings
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Parts Number
7936A5TRSUMP4 Standard Series High Precision Angular Contact Ball Bearings
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Parts Number

7936A5TRSUMP4

Boundary Dimensions

d 180 mm Bore diameter
D 250 mm Outside diameter
B 33 mm Width
r(min.) 2 mm Chamfer Dimension
r1(min.) 1 mm Chamfer Dimension

Basic Load Ratings

Cr 144 kN Basic Dynamic Load Rating
C0r 174 kN Basic Static Load Rating

Speeds

Grease 4200 min-1 Limiting Speed
Oil (Oil-air) 6600 min-1 Limiting Speed

Dimensions

A5: 25° Contact Angle
a 66.6 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 190 mm Diameter of Shaft Abutment
Da(max.) 240 mm Diameter of Housing Abutment
Db(max.) 244 mm Diameter of Housing Abutment
ra(max.) 2 mm Radius of Shaft or Housing Fillet
rb(max.) 1 mm Radius of Shaft or Housing Fillet

Performance

Pa 128 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 990N 397N/μm -10μm
L 2017N 514N/μm -19μm
M 4440N 694N/μm -35μm
H 8876N 917N/μm -57μm

Additional information

24 g/brg Recommended Grease Quantities

Mass

4.94 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_ST_A5
NSK Product Type Super Precision Bearing
Designations 7936A5

© NSK Ltd.

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