Unit of Measure

Technical Specifications

Type

Cylindrical Roller Bearing

Bore Type

Round

Material

Hardened Alloy Steel

Cage Material

High Strength Machined Brass Rivetless w/ square holes

Limiting Speed - Oil

9000 rpm

Limiting Speed - Grease

7600 rpm

Precision

ISO Class 0

Configuration

One

Tolerance

ISO Class 0 (RBEC 1)

Oil Hole

w/o Oil Hole

Radial Internal Clearance

C3

Static Load Rating

11500 lbf51000 N51.00 kN

Dynamic Load Rating

10800 lbf48000 N48.00 kN

Enclosure

Open

Weight

1.138 lb0.516 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

1.9685 in50 mm

D

3.5433 in90.000 mm

B

0.7874 in20 mm

Fw

2.3780 in60.400 mm

J

2.5433 in64.600 mm

r

0.0394 in1.000 mm

da min

2.2244 in56.500 mm

db min

2.2244 in56.500 mm

Da max

3.2874 in83.500 mm

Db max

3.2874 in83.500 mm

Db min

3.2677 in83.000 mm

r1as max

0.0394 in1.000 mm