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SKF 7211 ACD/HCP4A Angular Contact Ball Bearing

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Brand:
Product Code:
7211 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 55 mm
D 100 mm
B 21 mm
d1 68.9 mm
d2 68.9 mm
D1 86.1 mm
r1,2min. 1.5 mm
r3,4min. 0.6 mm
a 28.7 mm

ABUTMENT DIMENSIONS

damin. 64 mm
dbmin. 64 mm
Damax. 91 mm
Dbmax. 95.8 mm
ramax. 1.5 mm
rbmax. 0.6 mm
dn 72.6 mm

CALCULATION DATA

Basic dynamic load ratingC 52.7 kN
Basic static load ratingC0 40.5 kN
Fatigue load limitPu 1.27 kN
Attainable speed for grease lubrication 15000 r/min
Attainable speed for oil-air lubrication 24000 r/min
Contact angle? 25 °
Ball diameterDw 14.288 mm
Number of ballsz 15
Reference grease quantityGref 8.595 cm³
PRELOAD AND STIFFNESS (BACK-TO-BACK, FACE-TO-FACE)
Preload class AGA 330 N
Static axial stiffness, preload class A 191 N/µm
Preload class BGB 660 N
Static axial stiffness, preload class B 248 N/µm
Preload class CGC 1320 N
Static axial stiffness, preload class C 329 N/µm
Preload class DGD 2640 N
Static axial stiffness, preload class D 443 N/µm
CALCULATION FACTORS
Calculation factorf 1.08
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 0.51 kg

Angular Contact Ball Bearing