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71964 ACDMA/P4A High Speed Angular Contact Ball Bearings
Dimensions: Bore (Inner) Diameter: 320 mm; Outer Diameter: 440 mm; Width (Thickness): 56 mm;

71964 ACDMA/P4A
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Product Attributes
Bearing Type Ball
For Load Direction Combined Radial and Thrust
Single Row/Double Row Single
Seal Type Open
Precision Rating P4 (ABEC-7)
Contact Angle 25
Part Number 71964 ACDMA/P4A
NSK Code 7964A5TRP4
Arrangement DB Set of two bearings arranged back-to-back
DF Set of two bearings arranged face-to-face >
DT Set of two bearings arranged in tandem
DG Set of two bearings for universal matching
Bore Dia (d) 320 mm
Bore Dia Tolerance -0.012mm to 0
Outer Dia (D) 440 mm
Outer Dia Tolerance -0.015mm to 0
Width (B) 56 mm
Width Tolerance -0.35mm to 0
Ring Material 52100 Chrome steel
Ball Material 52100 Chrome steel
Cage Material Polyamide
Dynamic Load Rating (Cr) (KN) 351
Static Load Rating (Cor) (KN) 585
Max Speed (Grease) (RPM) 2400
Max Speed (Oil) (RPM) 3600
Preload Extra Light Preload
Light Preload
Medium Preload
Heavy Preload
Special Preload
Special Axial Clearance
Lubrication Required
Shaft Mount Type Press Fit
Temperature Range -40 to 120 ºC
Weight (grams) 24000
RoHS Compliant
71964 ACDMA/P4A
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