Item # NN3006KC1NAP4, Double Row Cylindrical Roller Bearing w/ Tapered Bore - Type NN On NTN Bearing Corp. of America

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The rollers in the NN type bearing are guided by the ribs of the inner ring.

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Technical Specifications

Type	N/A Cylindrical Roller Bearing
Bore Type	N/A Tapered
Material	N/A Hardened Alloy Steel
Cage Material	N/A High Strength, 2 piece, Machined Brass
Limiting Speed - Oil	N/A 1500 RPM
Limiting Speed - Grease	N/A 12000 RPM
Taper	N/A 1:12
Precision	N/A ISO Class 4
Configuration	N/A Two
Oil Hole	N/A w/o Oil Hole
Radial Internal Clearance	N/A C1NA
Static Load Rating	N/A 8300 lbf37000 N37.00 kN
Dynamic Load Rating	N/A 6950 lbf31000 N31.00 kN
Enclosure	N/A Open
Weight	N/A 0.412 lb0.187 kg
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Open Image Double Row Cylindrical Roller Bearing w/ Tapered Bore - Type NN - Dimensions
d	N/A 1.1811 in30.000 mm
D	N/A 2.1654 in55.000 mm
B	N/A 0.7480 in19.000 mm
C	N/A 0.7480 in19.000 mm
Ew	N/A 1.9094 in48.500 mm
r	N/A 0.0394 in1.000 mm
da min	N/A 1.3780 in35.000 mm
db min	N/A 1.4370 in36.500 mm
Da max	N/A 1.9291 in49.000 mm
Db min	N/A 1.9291 in49.000 mm
Db max	N/A 1.9685 in50.000 mm
ras max	N/A 0.0394 in1.000 mm