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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 Adapter

Seal Type

N/A Contact

Seal Material

N/A Nitrile Rubber

Bearing Number

N/A UK307D1

Adapter Number

N/A HS2307

Housing Number

N/A FS307D1

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 7550 lbf33500 N33.50 kN

Static Load Rating

N/A 4300 lbf19100 N19.10 kN

Weight

N/A 5.100 lb2.300 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, Adapter, UKFS Type - Dimensions

d

N/A 1.1250 in28.575 mm

L

N/A 5.3125 in135.0 mm

J

N/A 3.9375 in100.0 mm

A

N/A 1.4063 in36.0 mm

A0

N/A 1.7969 in45.500 mm

A1

N/A 0.625 in16.0 mm

A2

N/A 0.4375 in11 mm

A3

N/A 0.3594 in9.0 mm

H3

N/A 3.937 in100.0 mm

N

N/A 0.75 in19.0 mm

B1

N/A 1.6930 in43.000 mm

F

N/A 0.2677 in6.8 mm

Notes

N/A Sales drawing reflects "Bore Size w/o Adapter". They do not show the "d"dimension, which is the bore size with adapter