21309 E 45x100x25 chrom steel Self-aligning Roller Bearing
some datas for 21309 E
Inside Diameter:45mm
Outside Diameter:100mm
Thickness/Width:25mm
weight:0.95kg
Cr:104KN
Cro:116/KN
Oil lubrication speed:5400R/MIN
grease lubrication speed:4000r/min
Interchangeable structure as following:
|
Structures |
Formula |
S*F Bearing Number |
F*G Bearing Number |
|
Single Row |
NCF 18** V equal to SL 1818 ** |
NCF 1840 V |
SL 181840 |
|
NCF 22** V equal to SL 1822 ** |
NCF 2240 V |
SL 182240 |
|
|
NCF 29** V equal to SL 1829 ** |
NCF 2940 V |
SL 182940 |
|
|
NCF 30** V equal to SL 1830 ** |
NCF 3040 V |
SL 183040 |
|
|
NJG 23** VH equal to SL 1923 ** |
NJG 2340 VH |
SL 192340 |
|
|
Double Row |
NNC 48** equal to SL 0148** |
NNC 4840 V |
SL 014840 |
|
NNC 49** equal to SL 0149** |
NNC 4940 V |
SL 014940 |
|
|
NNCL 48** equal to SL 0248** |
NNCL 4840 V |
SL 024840 |
|
|
NNCL 49** equal to SL 0249** |
NNCL 4940 V |
SL 024940 |
|
|
NNCF 50** equal to SL 1850** |
NNCF 5034 V |
SL 185034 |
electric motors, automotive applications, home appliances, industrial equipment.







