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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 UK319D1

Adapter Number

N/A HA2319

Housing Number

N/A FS319D1

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 34500 lbf153000 N153.00 kN

Static Load Rating

N/A 26800 lbf119000 N119.00 kN

Weight

N/A 53.000 lb24.000 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 3.2500 in82.550 mm

L

N/A 11.4063 in290.0 mm

J

N/A 8.9688 in228.0 mm

A

N/A 3.7031 in94.0 mm

A0

N/A 4.3906 in111.500 mm

A1

N/A 1.1875 in30.0 mm

A2

N/A 1.5313 in39 mm

A3

N/A 0.7813 in20.0 mm

H3

N/A 9.8425 in250.0 mm

N

N/A 1.375 in35.0 mm

B1

N/A 3.5430 in90.000 mm

F

N/A 0.5039 in12.8 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