Item # 23128BF3NXRX, Spherical Roller Bearing w/ Standard Bore, 231 Series On NTN Bearing Corp. of America

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Technical Specifications

Type	N/A Spherical Roller Bearing
Bore Type	N/A Round
Material	N/A Through Hardened Steel
Cage Type	N/A Pressed
Cage Material	N/A Steel
e	N/A 0.30
Y1	N/A 2.25
Y2	N/A 3.35
Y0	N/A 2.20
Series	N/A 231
Radial Internal Clearance	N/A CN
Ring Modification	N/A Plain
Tolerance	N/A JIS-0 RBEC-1
Enclosure	N/A Open
Weight	N/A 23.369 lb10.600 kg
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Loading zoom Spherical Roller Bearing w/ Standard Bore, 231 Series - Dimensions
d	N/A 5.5118 in140.000 mm
D	N/A 8.8583 in225.000 mm
B	N/A 2.6772 in68.000 mm
r	N/A 0.0827 in2.100 mm
da min	N/A 5.9843 in152.000 mm
Da max	N/A 8.3858 in213.000 mm
ras max	N/A 0.0787 in2.000 mm