Bearing Distributors, an Applied Company
Bearing Distributors, an Applied Company
930 South Stadium Road
Columbia, SC 29201
Phone: (800) 934-2834
Fax: (803) 256-3824
Email: sales@ibearing.com
Website: www.bearingdistributors.com
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Spherical Roller Bearings w/ Tapered Bore
Unit of Measure
Items Spherical-Roller-Bearing-Tapered-Bore
21309VKC3
Spherical Roller Bearing w/ Tapered Bore 		Spherical-Roller-Bearing-Tapered-Bore
21311K
Spherical Roller Bearing w/ Tapered Bore 		Spherical-Roller-Bearing-Tapered-Bore-Oil-Groove
21311KW33
Spherical Roller Bearing w/ Tapered Bore & Oil Groove 		Spherical-Roller-Bearing-Tapered-Bore-Oil-Groove
21312KW33
Spherical Roller Bearing w/ Tapered Bore & Oil Groove 		Spherical-Roller-Bearing-Tapered-Bore
21313K
Spherical Roller Bearing w/ Tapered Bore
Type N/A Spherical Roller Bearing
Bore Type N/A Tapered
Material N/A Through Hardened Steel
Cage Type N/A Pressed N/A Machined N/A Machined N/A Machined N/A Machined
Cage Material N/A Steel
Limiting Speed - Oil N/A N/A 3300 rpm N/A N/A 3100 rpm N/A 2800 rpm
Limiting Speed - Grease N/A N/A 2300 rpm N/A N/A 2100 rpm N/A 2000 rpm
d N/A 1.7717 in45.000 mm N/A 2.1654 in55.000 mm N/A 2.1654 in55.000 mm N/A 2.3622 in60.000 mm N/A 2.5591 in65.000 mm
D N/A 3.93700 in100.000 mm N/A 4.72440 in120.000 mm N/A 4.72440 in120.000 mm N/A 5.11810 in130.000 mm N/A 5.51180 in140.000 mm
B N/A 0.98430 in25.000 mm N/A 1.14170 in29.000 mm N/A 1.14170 in29.000 mm N/A 1.2205 in31 mm N/A 1.2992 in33 mm
d1 N/A
D1 N/A
r N/A 0.05910 in1.500 mm N/A 0.07870 in2.000 mm N/A 0.07870 in2.000 mm N/A 0.0827 in2.1 mm N/A 0.0827 in2.1 mm
W0 N/A N/A N/A 0.4724 in12.000 mm N/A 0.3425 in8.700 mm N/A
d0 N/A N/A N/A 0.1181 in3.000 mm N/A 0.1575 in4.000 mm N/A
da min N/A 2.1260 in54.000 mm N/A 2.5591 in65 mm N/A 2.5591 in65 mm N/A 2.8346 in72.000 mm N/A 3.0315 in77.000 mm
Da max N/A 3.5827 in91.000 mm N/A 4.3307 in110.000 mm N/A 4.3307 in110.000 mm N/A 4.6457 in118.000 mm N/A 5.0394 in128.000 mm
ras max N/A 0.0591 in1.5 mm N/A 0.0787 in2.000 mm N/A 0.0787 in2.000 mm N/A 0.0787 in2.000 mm N/A 0.0787 in2.000 mm
e N/A 0.26 N/A 0.25 N/A 0.25 N/A 0.25 N/A 0.25
Y1 N/A 2.64 N/A 2.69 N/A 2.69 N/A 2.69 N/A 2.69
Y2 N/A 3.93 N/A 4.01 N/A 4.01 N/A 4.00 N/A 4.00
Y0 N/A 2.58 N/A 2.63 N/A 2.63 N/A 2.63 N/A 2.63
Series N/A 213
Radial Internal Clearance N/A C3 N/A CN N/A CN N/A CN N/A CN
Radial Internal Clearance Specification N/A N/A N/A Normal N/A N/A
Ring Modification N/A Plain N/A Plain N/A Relube N/A Relube N/A Plain
Tolerance N/A JIS-0 RBEC-1 N/A JIS-0 RBEC-1 N/A N/A JIS-0 RBEC-1 N/A JIS-0 RBEC-1
Taper N/A 1:12
Static Load Rating N/A N/A 36500 lbf163000 N163.00 kN N/A N/A 43000 lbf191000 N191.00 kN N/A 51500 lbf228000 N228.00 kN
Dynamic Load Rating N/A N/A 32500 lbf145000 N145.00 kN N/A N/A 37500 lbf167000 N167.00 kN N/A 43500 lbf194000 N194.00 kN
Enclosure N/A Open
Weight N/A 2.094 lb0.950 kg N/A 3.726 lb1.690 kg N/A 3.549 lb1.610 kg N/A 4.564 lb2.070 kg N/A 5.534 lb2.510 kg
Operating Temperature Range N/A -40 to 250 ºF-40 to 120 ºC N/A N/A N/A N/A