Item # N321C3, Cylindrical Roller Bearing - Inner Ring w/ Two Ribs, Separable, Plain Outer Ring - N Type On NTN Bearing Corp. of America

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Technical Specifications

Type	N/A Cylindrical Roller Bearing
Bore Type	N/A Round
Material	N/A Hardened Alloy Steel
Cage Material	N/A Pressed Steel
Limiting Speed - Oil	N/A 3700 RPM
Limiting Speed - Grease	N/A 3100 RPM
Precision	N/A ISO Class 0
Configuration	N/A One
Oil Hole	N/A w/o Oil Hole
Radial Internal Clearance	N/A C3
Static Load Rating	N/A 81000 lbf360000 N360.00 kN
Dynamic Load Rating	N/A 72000 lbf320000 N320.00 kN
Enclosure	N/A Open
Weight	N/A 18.960 lb8.600 kg
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Open Image Cylindrical Roller Bearing - Inner Ring w/ Two Ribs, Separable, Plain Outer Ring - Dimensions
d	N/A 4.1339 in105.000 mm
D	N/A 8.8583 in225.000 mm
B	N/A 1.9291 in49.000 mm
Ew	N/A 7.6772 in195.000 mm
J	N/A 5.7874 in147.000 mm
r	N/A 0.0984 in2.500 mm
da min	N/A 4.6457 in118.000 mm
db min	N/A 4.6457 in118.000 mm
Da max	N/A 8.3465 in212.000 mm
Db max	N/A 8.3465 in212.000 mm
Db min	N/A 8.3465 in212.000 mm
r1as max	N/A 0.0984 in2.500 mm