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Unit of Measure

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Ordering Options

N/A Contact NTN Customer Relations

Technical Specifications

Type

N/A 4-Bolt Square Flanged Unit

Bearing Type

N/A Ball Bearing

Locking Device

N/A Set Screw

Seal Type

N/A Contact

Seal Material

N/A Nitrile Rubber

Bearing Number

N/A UC308-109D1

Housing Number

N/A C-FS308D1

Housing Material

N/A Cast Iron

Housing Construction

N/A 1 Piece

End Type

N/A Open

Performance

N/A Heavy Duty

Dynamic Load Rating

N/A 9100 lbf40500 N40.50 kN

Static Load Rating

N/A 5400 lbf24000 N24.00 kN

Rotational Speed [Max]

N/A 3500 RPM

Weight

N/A 7.900 lb3.600 kg

Operating Temperature Range

N/A -40 to 250 ºF-40 to 120 ºC

Lubrication

N/A Relubricatable

Dimensional Specifications


Four Bolt Square Flanged Unit, Cast Housing, Set Screw, Cast Dust Cover, Open End, UCFS Type - Dimensions

d

N/A 1.5625 in39.688 mm

L

N/A 5.9063 in150.0 mm

J

N/A 4.4063 in112.0 mm

A1

N/A 0.6563 in17.0 mm

A2

N/A 0.5156 in13.0 mm

A3

N/A 0.3906 in10.0 mm

A5

N/A 2.9844 in76.000 mm

H3

N/A 4.5276 in115.0 mm

N

N/A 0.75 in19.0 mm

B

N/A 2.0472 in52.000 mm

S

N/A 0.748 in19 mm

F

N/A 0.2913 in7.4 mm