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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 UK310D1

Adapter Number

N/A HA2310

Housing Number

N/A FS310D1

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 13900 lbf62000 N62.00 kN

Static Load Rating

N/A 8650 lbf38500 N38.50 kN

Weight

N/A 11.000 lb5.100 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 1.6250 in41.275 mm

L

N/A 6.8750 in175.0 mm

J

N/A 5.2031 in132.0 mm

A

N/A 1.8906 in48.0 mm

A0

N/A 2.3750 in60.500 mm

A1

N/A 0.7500 in19.0 mm

A2

N/A 0.6250 in16.000 mm

A3

N/A 0.4688 in12.0 mm

H3

N/A 5.5118 in140.0 mm

N

N/A 0.9063 in23.0 mm

B1

N/A 2.1650 in55.000 mm

F

N/A 0.3189 in8.100 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