Bearing Finder
Customizable search tool featuring exhaustive data sets, comprehensive part
interchanges and interactive CAD drawings

CAD (0)
  • Cart is empty
Open Image
Unit of Measure

Order Now

Ordering Options

N/A Contact NTN Customer Relations

Technical Specifications

Type

N/A Pillow Block 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 UC311-203D1

Housing Number

N/A CM-P311D1

Housing Construction

N/A 1 Piece

End Type

N/A One Open, One Closed

Performance

N/A Heavy Duty

Dynamic Load Rating

N/A 16100 lbf71500 N71.50 kN

Static Load Rating

N/A 10100 lbf45000 N45.00 kN

Rotational Speed [Max]

N/A 2600 RPM

Weight

N/A 9.700 lb21.000 kg

Operating Temperature Range

N/A -40 to 250 ºF-40 to 120 ºC

Lubrication

N/A Relubricatable

Dimensional Specifications


Pillow Block Unit, Set Screw, Cast Dust Cover, Closed End, UCP Type - Dimensions

d

N/A 2.1875 in55.563 mm

J

N/A 9.2812 in236.0 mm

L

N/A 12.2187 in310.0 mm

A

N/A 3.1562 in80.0 mm

A5

N/A 4.9063 in125.000 mm

H

N/A 3.1562 in80.0 mm

H1

N/A 1.1875 in30.0 mm

H3

N/A 6.5313 in166.0 mm

L1

N/A 3.3437 in85.0 mm

N

N/A 0.7812 in20.0 mm

N1

N/A 1.5 in38.0 mm

B

N/A 2.5984 in66.000 mm

S

N/A 0.9843 in25 mm

F

N/A 0.3346 in8.5 mm