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UCP208

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NTN UCP208 is a 2-bolt cast-iron pillow block bearing with a 40 mm bore. The set screw locking mechanism secures the insert to the shaft. This mounted unit is designed for general industrial applications such as conveyors, fans, and blowers.

MODEL UCP208

BRAND

SKU

269595

WEIGHT

4.320 lb

UOM

each

$92.78 Each

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Returnable:No

I.D.

40 mm

O.D.

80 mm

Width

49.2 mm

Technical Specifications

Type

Pillow Block Unit

Bearing Type

Ball Bearing

Locking Device

Set Screw

Seal Type

Contact

Seal Material

Nitrile Rubber

Bearing Number

UC208

Housing Number

P208

Housing Material

Cast Iron

Housing Construction

1 Piece

Performance

Light Duty

End Type

Open

Dynamic Load Rating

6550 lbf29100 N29.10 kN

Static Load Rating

4000 lbf17800 N17.80 kN

Rotational Speed [Max]

3700 RPM

Weight

4.320 lb1.958 kg

Operating Temperature Range

-40 to 250 F-40 to 120 C

Dimensional Specifications


Pillow Block Unit, Cast Housing, Set Screw, UCP/UCPX Type - Dimensions

d

1.5748 in40.000 mm

J

5.4062 in137.0 mm

L

7.2500 in184.0 mm

A

2.1250 in54.0 mm

H

1.9370 in49.2 mm

H1

0.7087 in18.0 mm

H2

3.8437 in98.0 mm

L1

2.0625 in52.0 mm

N

0.6562 in17.0 mm

N1

0.7812 in20.0 mm

B

1.9370 in49.200 mm

S

0.7480 in19.000 mm

How do I choose the right type of bearing for my application?

Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.

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