SKF S7021ACD/P4A Angular contact ball bearings,SKF S7021 ACD/P4A Super-precision bearings-BEARINGPOWER Co.,Ltd.
Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7021 ACD/P4A

S7021 ACD/P4A

Dimensions
d 105mm
D 160mm
B 26mm
d1 121.9mm
d2 121.9mm
D2 146.75mm
r1,2min.2mm
r3,4min.1mm
a 44mm
Abutment dimensions
damin.114mm
damax.121.3mm
dbmin.114mm
dbmax.121.3mm
Damax.151mm
Dbmax.155mm
ramax.2mm
rbmax.1mm
Calculation data
Basic dynamic load ratingC 90.4kN
Basic static load ratingC0 93kN
Fatigue load limitPu 3.4kN
Attainable speed for grease lubrication  7500r/min
Ball diameterDw 17.462mm
Number of ballsz 21 
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 560N
Static axial stiffness, preload class A  279N/µm
Preload class BGB 1120N
Static axial stiffness, preload class B  365N/µm
Preload class CGC 2240N
Static axial stiffness, preload class C  484N/µm
Preload class DGD 4480N
Static axial stiffness, preload class D  655N/µm
Calculation factors
Calculation factorf 1.15 
Calculation factorf1 0.99 
Calculation factorf2A 1 
Calculation factorf2B 1.02 
Calculation factorf2C 1.05 
Calculation factorf2D 1.08 
Calculation factorfHC 1 
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  1.61kg
Purchase the SKF S7021 ACD/P4A Please fill in the following

Title:

Email:

Tel:

Content:

Verification code:

Hot number: 2308 EKTN9 331290 6021-RS1 61821-2RS1 65x90x10 HMS5 V 71919 CD/HCP4AL 7216 BECBP K 25x33x24 KMFE 16 MS 31/670 P 80 R-1.1/4 TF RNA 4901.2RS SAF 22328 SNL 3268 SYE 3 7/16-3

Previous:S7021 ACD/HCP4A Bearings, units and housings ---- Next:S7021 CD/HCP4A Bearings, units and housings

Return to SKF bearing