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Unit of Measure

Technical Specifications

Type

Cylindrical Roller Bearing

Bore Type

Round

Material

Hardened Alloy Steel

Cage Material

Nylon

Limiting Speed - Oil

4400 rpm

Limiting Speed - Grease

3700 rpm

Configuration

One

Tolerance

ISO Class 0 (RBEC 1)

Oil Hole

w/o Oil Hole

Radial Internal Clearance

CN

Static Load Rating

63500 lbf282000 N282.00 kN

Dynamic Load Rating

57500 lbf256000 N256.00 kN

Enclosure

Open

Weight

9.303 lb4.220 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Cylindrical Roller Bearing - Separable, Plain Inner Ring, Outer Ring w/ Two Ribs - NU Type - Dimensions

d

3.1496 in80 mm

D

6.6929 in170 mm

B

1.5354 in39 mm

Fw

3.9764 in101.000 mm

r

0.0827 in2.100 mm

da min

3.5827 in91.000 mm

Da max

6.2598 in159.000 mm

r1as max

0.0787 in2.000 mm