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NTN UCPX17-307D1 is a heavy-duty 2-bolt pillow block bearing unit with a 3-7/16 in (87.3 mm) bore. The cast iron housing features a set screw locking mechanism for secure shaft mounting. Designed for high-load industrial applications such as conveyors, fans, and material handling equipment.
MODEL UCPX17-307D1
$512.38 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable:No
A (in)
4.0313
B (in)
3.7795
Bearing Number
UCX17-307D1
Bearing number
UCX17-307D1
Bearing Type
Ball Bearing
d (in)
3.4375
Dynamic Load Rating
21600 lbf
Dynamic load rating
21600 lbf
End Type
Open
End type
Open
F (in)
0.3858
H (in)
4.0000
H1
1.5625 in
H2
7.8750 in
Housing Construction
1 Piece
Housing construction
1 Piece
Housing Material
Cast Iron
Housing material
Cast iron
Housing Number
PX17D1
I.D.
3.4375 in
J (in)
11.1562
L (in)
15.0000
L1
4.3437 in
Locking Device
Set Screw
Locking device
Set screw
Lubrication
Relubricatable
N (in)
1.0625
N1
1.1875 in
O.D.
6.2992 in
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Performance
Medium duty
S
1.5630 in
Seal Material
Nitrile Rubber
Seal material
Nitrile rubber
Seal Type
Contact
Seal type
Contact
Static Load Rating
16100 lbf
Static load rating
16100 lbf
Type
Pillow Block Unit
Width
3.7795 in
Technical Specifications
| Type | Pillow Block Unit |
|---|---|
| Bearing Type | Ball Bearing |
| Locking Device | Set Screw |
| Seal Type | Contact |
| Seal Material | Nitrile Rubber |
| Bearing Number | UCX17-307D1 |
| Housing Number | PX17D1 |
| Housing Material | Cast Iron |
| Housing Construction | 1 Piece |
| Performance | Medium Duty |
| End Type | Open |
| Dynamic Load Rating | 21600 lbf96000 N96.00 kN |
| Static Load Rating | 16100 lbf71500 N71.50 kN |
| Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
| d | 3.4375 in87.313 mm |
|---|---|
| J | 11.1562 in283.0 mm |
| L | 15.0000 in381.0 mm |
| A | 4.0313 in102.0 mm |
| H | 4.0000 in101.6 mm |
| H1 | 1.5625 in40.0 mm |
| H2 | 7.8750 in200.0 mm |
| L1 | 4.3437 in110.0 mm |
| N | 1.0625 in27.0 mm |
| N1 | 1.1875 in30.0 mm |
| B | 3.7795 in96.000 mm |
| S | 1.5630 in39.700 mm |
| F | 0.3858 in9.800 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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