Bearings, units and housings -- Roller bearings -- Spherical roller bearings -- Spherical roller bearings -- SKF 21307 CC

21307 CC

SKF Explorer

Dimensions

d		35	mm
D		80	mm
B		21	mm
d₂	≈	47.2	mm
D₁	≈	65.6	mm
r_1,2	min.	1.5	mm

Abutment dimensions

d_a	min.	44	mm
D_a	max.	71	mm
r_a	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	79.2	kN
Basic static load rating	C₀	72	kN
Fatigue load limit	P_u	8.15	kN
Reference speed		7300	r/min
Limiting speed		9500	r/min
Calculation factor	e	0.28
Calculation factor	Y₁	2.4
Calculation factor	Y₂	3.6
Calculation factor	Y₀	2.5

Mass

Mass bearing

0.55

Model Number: 21307 CC
Inner Diameter：35mm Outer Diameter：80mm Width：21mm
Reference speed:9500 r/min Limiting speed:7300 r/min
Type：Bearings, units and housings Roller bearings Spherical roller bearings Spherical roller bearings
Details： Spherical roller bearings
Update date：2026-06-25
Application:cooling system,spreader series,Rolling mill gear box,test laboratory equipment and accessories,large agricultural machinery,plastic molding,animal,transistor fittings,plastic molding,key lock,sterilizers
Similar models:21307 CC
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Model No. Inner Diameter Outer Diameter Width Type

22x38x8 HMSA10 RG
50x68x10 HMSA10 RG
60/1060 MB
FY 1.3/16 FM
G 20x28x4

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Hot number： 22330-2CS5/VT143 4305 ATN9 544091/544118 87901 71922 CE/P4AH1 7219 CD/P4A 99463 91390 FYTB 25 WDW FYTWR 20 YTHR HA 2306 KDMS 504-325/140 PWM 110125100 W 627/5 R-2Z YAR 209-112-2RF

Model No.	Inner Diameter	Outer Diameter	Width	Type
22x38x8 HMSA10 RG
50x68x10 HMSA10 RG
60/1060 MB
FY 1.3/16 FM
G 20x28x4