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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 UK305D1

Adapter Number

N/A H2305X

Housing Number

N/A FS305D1

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 4750 lbf21200 N21.20 kN

Static Load Rating

N/A 2450 lbf10900 N10.90 kN

Weight

N/A 2.700 lb1.200 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 0.7874 in20.000 mm

L

N/A 4.3438 in110.0 mm

J

N/A 3.1563 in80.0 mm

A

N/A 1.1406 in29.0 mm

A0

N/A 1.4531 in37.000 mm

A1

N/A 0.5000 in13.0 mm

A2

N/A 0.3594 in9.000 mm

A3

N/A 0.2813 in7.0 mm

H3

N/A 3.1496 in80.0 mm

N

N/A 0.6250 in16.0 mm

B1

N/A 1.3780 in35.000 mm

F

N/A 0.1969 in5.000 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