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NTN 21312 Spherical Roller Bearing
MODEL 21312
$295.17 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable:No
Technical Specifications
Type |
Spherical Roller Bearing |
Bore Type |
Round |
Material |
Through Hardened Steel |
Cage Type |
Machined |
Cage Material |
Brass |
Limiting Speed - Oil |
4400 RPM |
Limiting Speed - Grease |
3400 RPM |
e |
0.25 |
Y1 |
2.69 |
Y2 |
4.00 |
Y0 |
2.63 |
Series |
213 |
Radial Internal Clearance |
CN |
Ring Modification |
Plain |
Tolerance |
JIS-0 RBEC-1 |
Static Load Rating |
43000 lbf191000 N191.00 kN |
Dynamic Load Rating |
37500 lbf167000 N167.00 kN |
Enclosure |
Open |
Weight |
4.564 lb2.070 kg |
Operating Temperature Range |
-40 to 250 F-40 to 120 C |
Dimensional Specifications
|
|
|
d |
2.3622 in60.000 mm |
D |
5.1181 in130.000 mm |
B |
1.2205 in31.000 mm |
r |
0.0827 in2.100 mm |
da min |
2.8346 in72.000 mm |
Da max |
4.6457 in118.000 mm |
ras max |
0.0787 in2.000 mm |
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