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Bearing

SKF Single row deep groove ball bearing

Bearing

Designation

618/670 MA

21
SKF Single row deep groove ball bearing
ParameterSymbolValue
Bored
670 mm
26.378 in
Outer diameterD
820 mm
32.2835 in
WidthB
69 mm
2.7165 in
Reference speed
1300 r/min
Limiting speed
1100 r/min
Mass
83.5 kg
184.0858 lb
Dynamic load ratingC
442 kN
99.3656 klbf
Static load ratingC0
1000 kN
224.809 klbf
Fatigue load limitPu
15.6 kN
3.507 klbf
Inner ring outside diameterd1
718 mm
28.2677 in
Outer ring inside diameterD1
772 mm
30.3937 in
Inner ring recess diameterd2
-
-
Outer ring recess diameterD2
-
-
Chamfer dimensionr1 min.
4 mm
0.1575 in
Chamfer dimensionr2 min.
4 mm
0.1575 in
Shaft shoulder diameterda min.
685 mm
26.9685 in
Shaft shoulder diameterda max.
-
-
Housing shoulder diameterDa max.
805 mm
31.6929 in
Fillet radiusra max.
3 mm
0.1181 in
Minimum load factorkr
0.015
Calculation factorf0
17

Main information

Technical and reference information about the record

Brand
SKF
Category
Bearing
Product type
Single row deep groove ball bearing

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