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Unit of Measure

Technical Specifications

Type

4-Bolt Square Flanged Unit

Bearing Type

Ball Bearing

Locking Device

Set Screw

Seal Type

Contact

Seal Material

Nitrile Rubber

Bearing Number

A-AR206-104D1

Housing Number

FU206D1V50

Housing Material

Cast Iron

Housing Construction

1 Piece

End Type

Open

Finish/Coating

Black Oxide

Performance

Light Duty

Dynamic Load Rating

4384 lbf19500 N19.50 kN

Static Load Rating

2540 lbf11300 N11.30 kN

Max Tightening Torque

43 lb·in

Rotational Speed [Max]

4900 rpm

Weight

2.536 lb5.59 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Lubrication

Outer Ring

Dimensional Specifications


Ultra-Class Four Bolt Flanged Unit with Set Screw, ARFU Type - Dimensions

d

1-1/4 in31.750 mm

L

4.2813 in108.7 mm

J

3.25 in82.6 mm

A

1.3125 in33.3 mm

A0

1.61 in40.9 mm

A1

0.625 in15.9 mm

A2

0.7813 in19.8 mm

N

0.4531 in11.5 mm

B

1.1811 in30 mm

S

0.35430 in9.000 mm

F

0.1614 in4.1 mm

Specifications

Lubrication

Outer Ring

Ball Material

Through Hardened

Outside Diameter 

2.441 in62 mm

Outside Diameter

2.441 in62.000 mm

Bore Type

Cylindrical

Outside Ring Width

0.709 in18.000 mm

Inside Ring Width

1.1810 in30.000 mm

Clearance

CN

Cage Material

Nylon

Precision Rating

ISO Class 0

Radial Dynamic Load Rating

4384 lbf19500 N

Radial Static Load Rating

2540 lbf11300 N

Rotational Speed [Max]-Grease

3650 rpm