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SKF 729 ACD/HCP4A Angular Contact Ball Bearing

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Brand:
Product Code:
729 ACD/HCP4A

Order Processing & Delivery Information:
As we supply industrial equipment, product availability and delivery timelines may vary. Once your order is placed, our sales team will contact you within 24 business hours (excluding weekends and holidays) to confirm stock status and estimated delivery time.


Product Documentation/Technical Datasheet

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Details:

Technical specification MetricImperial

DIMENSIONS

d 9 mm
D 26 mm
B 8 mm
d1 15.1 mm
d2 15.1 mm
D1 20.9 mm
r1,2min. 0.3 mm
r3,4min. 0.2 mm
a 8.3 mm

ABUTMENT DIMENSIONS

damin. 11.4 mm
dbmin. 11.4 mm
Damax. 23.6 mm
Dbmax. 24.2 mm
ramax. 0.3 mm
rbmax. 0.2 mm
dn 16.3 mm

CALCULATION DATA

Basic dynamic load ratingC 3.97 kN
Basic static load ratingC0 1.6 kN
Fatigue load limitPu 0.049 kN
Attainable speed for grease lubrication 70000 r/min
Attainable speed for oil-air lubrication 110000 r/min
Contact angle? 25 °
Ball diameterDw 4.762 mm
Number of ballsz 9
Reference grease quantityGref 0.258 cm³
PRELOAD AND STIFFNESS (BACK-TO-BACK, FACE-TO-FACE)
Preload class AGA 25 N
Static axial stiffness, preload class A 36 N/µm
Preload class BGB 50 N
Static axial stiffness, preload class B 46 N/µm
Preload class CGC 100 N
Static axial stiffness, preload class C 60 N/µm
Preload class DGD 200 N
Static axial stiffness, preload class D 79 N/µm
CALCULATION FACTORS
Calculation factorf 1.02
Calculation factorf1 0.99
Calculation factorf2A 1
Calculation factorf2B 1.01
Calculation factorf2C 1.03
Calculation factorf2D 1.06
Calculation factorfHC 1.01
Calculation factore 0.68
Calculation factor (single, tandem)Y2 0.87
Calculation factor (single, tandem)Y0 0.38
Calculation factor (single, tandem)X2 0.41
Calculation factor (back-to-back, face-to-face)Y1 0.92
Calculation factor (back-to-back, face-to-face)Y2 1.41
Calculation factor (back-to-back, face-to-face)Y0 0.76
Calculation factor (back-to-back, face-to-face)X2 0.67

MASS

Mass bearing 0.018 kg

Angular Contact Ball Bearing