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Unit of Measure

Technical Specifications

Type

Cylindrical Roller Bearing

Bore Type

Round

Material

Hardened Alloy Steel

Cage Material

High Strength Machined Brass Rivetless Cage w/Square Holes

Limiting Speed - Oil

2300.0 RPM

Limiting Speed - Grease

2000.0 RPM

Configuration

One

Tolerance

ISO Class 0 (RBEC 1)

Oil Hole

w/o Oil Hole

Radial Internal Clearance

CN

Static Load Rating

243000 lbf1080000.0 N1080.00 kN

Dynamic Load Rating

161000 lbf715000 N715.00 kN

Enclosure

Open

Weight

59.966 lb27.200 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Cylindrical Roller Bearing - Separable Inner Ring w/ One Rib, Outer Ring w/ Two Ribs - NJ Type - Dimensions

d

6.6929 in170.000 mm

D

12.2047 in310.000 mm

B

3.3858 in86.000 mm

Fw

8.1890 in208.000 mm

J

8.6811 in220.500 mm

r

0.1575 in4.000 mm

da min

7.3228 in186 mm

db min

7.3228 in186.000 mm

Da max

11.5748 in294 mm

Db max

11.5748 in294.000 mm

Db min

10.9055 in277.000 mm

r1as max

0.1181 in3.000 mm