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

Technical Specifications

Type

N/A Cylindrical Roller Bearing

Bore Type

N/A Round

Material

N/A Hardened Alloy Steel

Cage Type

N/A None

Cage Material

N/A None

Limiting Speed - Grease

N/A 380 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 1010000 lbf4500000 N4500.00 kN

Dynamic Load Rating

N/A 480000 lbf2130000 N2130.00 kN

Enclosure

N/A Double Shielded

Weight

N/A 197.005 lb89.360 kg

Operating Temperature Range

N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Double Row Cylindrical Roller Bearing for Sheaves w/ Snap Rings - Dimensions

d

N/A 10.2362 in260.000 mm

D

N/A 15.7480 in400.000 mm

B

N/A 7.4803 in190.000 mm

C

N/A 7.4409 in189.000 mm

D2

N/A 16.3780 in416.000 mm

f

N/A 0.2756 in7.000 mm

p

N/A 5.7874 in147.000 mm

J

N/A 12.4213 in315.500 mm

Cf

N/A 6.0630 in154.000 mm

Cf1

N/A 6.0630 in154.000 mm

S

N/A 0.6890 in17.500 mm

E1

N/A 17.5197 in445.000 mm

t

N/A 0.1181 in3.000 mm

Angle of Chamfer

N/A 30 º

r

N/A 0.0984 in2.500 mm

da min

N/A 10.6299 in270.000 mm