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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

Cylindrical Roller Bearing

Bore Type

Round

Material

Hardened Alloy Steel

Cage Type

None

Cage Material

None

Limiting Speed - Grease

380 RPM

Precision

ISO Class 0

Configuration

Two

Oil Hole

w/o Oil Hole

Radial Internal Clearance

CN

Static Load Rating

1010000 lbf4500000 N4500.00 kN

Dynamic Load Rating

480000 lbf2130000 N2130.00 kN

Enclosure

Double Shielded

Weight

197.005 lb89.360 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

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

d

10.2362 in260.000 mm

D

15.7480 in400.000 mm

B

7.4803 in190.000 mm

C

7.4409 in189.000 mm

D2

16.3780 in416.000 mm

f

0.2756 in7.000 mm

p

5.7874 in147.000 mm

J

12.4213 in315.500 mm

Cf

6.0630 in154.000 mm

Cf1

6.0630 in154.000 mm

S

0.6890 in17.500 mm

E1

17.5197 in445.000 mm

t

0.1181 in3.000 mm

Angle of Chamfer

30 º

r

0.0984 in2.500 mm

da min

10.6299 in270.000 mm