Unit of Measure

Technical Specifications

Type

Cylindrical Roller Bearing

Bore Type

Round

Material

Hardened Alloy Steel

Cage Material

High Strength, 2 piece, Machined Brass

Limiting Speed - Oil

1200 rpm

Limiting Speed - Grease

1000 rpm

Configuration

One

Tolerance

ISO Class 0 (RBEC 1)

Oil Hole

w/o Oil Hole

Radial Internal Clearance

CN

Static Load Rating

820000 lbf3650000 N3650.00 kN

Dynamic Load Rating

490000 lbf2180000 N2180.00 kN

Enclosure

Open

Weight

304.238 lb138.000 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

11.811 in300.000 mm

D

21.2598 in540.000 mm

B

5.5118 in140 mm

Fw

14.3307 in364.000 mm

J

15.2362 in387.000 mm

r

0.1969 in5.000 mm

da min

12.5984 in320.000 mm

db min

12.5984 in320.000 mm

Da max

20.4724 in520.000 mm

Db max

20.4724 in520.000 mm

Db min

18.9764 in482.000 mm

r1as max

0.1575 in4.000 mm