Item # NN3092, Double Row Cylindrical Roller Bearing w/ Cylindrical 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 Cylindrical
Material	N/A Hardened Alloy Steel
Cage Material	N/A High Strength, 2 piece, Machined Brass
Limiting Speed - Oil	N/A 890 RPM
Limiting Speed - Grease	N/A 750 RPM
Precision	N/A ISO Class 0
Configuration	N/A Two
Oil Hole	N/A w/o Oil Hole
Radial Internal Clearance	N/A CN
Static Load Rating	N/A 1200000 lbf5350000 N5350.00 kN
Dynamic Load Rating	N/A 575000 lbf2550000 N2550.00 kN
Enclosure	N/A Open
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Double Row Cylindrical Roller Bearing w/ Cylindrical Bore - Type NN - Dimensions
d	N/A 18.1102 in460.000 mm
D	N/A 26.7717 in680.000 mm
B	N/A 6.4173 in163.000 mm
C	N/A 6.4173 in163.000 mm
Ew	N/A 24.4882 in622.000 mm
r	N/A 0.2362 in6.000 mm
da min	N/A 19.0551 in484.000 mm
db min	N/A 19.6063 in498.000 mm
Db min	N/A 24.6850 in627.000 mm
Db max	N/A 25.8268 in656.000 mm
ras max	N/A 0.1969 in5.000 mm