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Pillow Block Bearing
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What Is a Pillow Block Bearing?
A pillow block bearing is a mounted bearing unit designed to support a rotating shaft while reducing friction during operation. It consists of a bearing insert and a housing with a mounting base, allowing it to be easily installed on machine frames. Pillow block bearings are commonly used in industrial equipment because they are simple to install, maintain, and replace.
What Is the Best Pillow Block Bearing Brand?
The best pillow block bearing brand depends on the application requirements, such as load capacity, operating speed, environment, and budget. Well-known manufacturers include **SKF, Schaeffler, NSK, NTN Corporation, and Timken. For general industrial applications, factors like bearing quality, sealing design, availability, and technical support are often more important than brand name alone.
How to Size a Pillow Block Bearing?
To select the correct pillow block bearing size, consider:
- Shaft diameter – The bearing bore must match the shaft size.
- Load capacity – Check the required radial and axial loads.
- Operating speed – Ensure the bearing can handle the rotation speed.
- Operating environment – Consider dust, moisture, temperature, and corrosion.
- Mounting requirements – Confirm housing dimensions and installation space.
The correct size should be selected based on the manufacturer’s load ratings and service life calculations.
How Much Weight Can a Pillow Block Bearing Support?
The load capacity of a pillow block bearing depends on the bearing size, design, material, and operating conditions. Small pillow block bearings may support loads of a few hundred pounds, while heavy-duty industrial units can support several tons. Always check the manufacturer’s dynamic and static load ratings before selection.
When to Use Pillow Block Bearings?
Pillow block bearings are ideal when a rotating shaft needs external support and easy installation. They are commonly used when equipment requires simple mounting, shaft alignment, and convenient maintenance. They are especially suitable for applications where the bearing does not need to be installed directly into a machine housing.
What Is the Application of Pillow Block Bearing?
Pillow block bearings are widely used in:
- Conveyor systems
- Agricultural machinery
- Packaging equipment
- Fans and blowers
- Material handling systems
- Food processing equipment
- Industrial automation machinery
They provide reliable shaft support in applications requiring continuous rotation.
How Often Should You Grease Pillow Block Bearings?
The lubrication interval depends on operating speed, load, temperature, and environment. Under normal operating conditions, pillow block bearings are often regreased every 3 to 6 months. In dusty, wet, or high-speed applications, more frequent lubrication may be required. Avoid over-greasing, as excessive grease can increase heat generation and shorten bearing life.
Pillow Block Bearing
Part Number
Bore Dia
Width of Inner Ring
Mounted Type
Whole Length
Whole Width
Overall Height
Pillow Height
Center Height
Hole Ctr-to-Ctr Min
Hole Ctr-to-Ctr Max
Hole Center to Center 1
Shaft Mount Type
Housing Material
Bearing Seal Type
Mounting Bolt Size
Weight
Price
>
Part Number
Bore Dia
Width of Inner Ring
Mounted Type
Whole Length
Whole Width
Overall Height
Pillow Height
Center Height
Hole Ctr-to-Ctr Min
Hole Ctr-to-Ctr Max
Hole Center to Center 1
Shaft Mount Type
Housing Material
Bearing Seal Type
Mounting Bolt Size
Weight
Price
>
MUCPPL204CEW
20 mm
31 mm
Pillow Block Bearing
127 mm
-
65.5 mm
14.2 mm
33.3 mm
91 mm
99 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
M10
0.3 kg
$63.38
MUCPPL204CW
20 mm
31 mm
Pillow Block Bearing
127 mm
-
65.5 mm
14.2 mm
33.3 mm
91 mm
99 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
M10
0.3 kg
$63.38
MUCPPL204W
20 mm
31 mm
Pillow Block Bearing
127 mm
-
65.5 mm
14.2 mm
33.3 mm
91 mm
99 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
M10
0.29 kg
$60.58
MUCTB204
20 mm
31 mm
Pillow Block Bearing
73 mm
-
65 mm
-
33.3 mm
50.8 mm
50.8 mm
-
Set Screw Locking
304 Cast Stainless Steel
Double Sealed
-
0.64 kg
$84.52
MUCTBL204B
20 mm
31 mm
Pillow Block Bearing
73 mm
-
66 mm
-
33.3 mm
50.8 mm
50.8 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
-
0.26 kg
$73.44
MUCTBL204CB
20 mm
31 mm
Pillow Block Bearing
73 mm
-
66 mm
-
33.3 mm
50.8 mm
50.8 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
-
0.28 kg
$258.59
MUCTBL204CEB
20 mm
31 mm
Pillow Block Bearing
73 mm
-
66 mm
-
33.3 mm
50.8 mm
50.8 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
-
0.28 kg
$98.66
MUCTBL204CEW
20 mm
31 mm
Pillow Block Bearing
73 mm
-
66 mm
-
33.3 mm
50.8 mm
50.8 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
-
0.28 kg
$98.66
MUCTBL204CW
20 mm
31 mm
Pillow Block Bearing
73 mm
-
66 mm
-
33.3 mm
50.8 mm
50.8 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
-
0.28 kg
$98.66
MUCTBL204W
20 mm
31 mm
Pillow Block Bearing
73 mm
-
66 mm
-
33.3 mm
50.8 mm
50.8 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
-
0.26 kg
$73.44
MUP004
20 mm
20 mm
Pillow Block Bearing
100 mm
-
55 mm
9 mm
28 mm
80 mm
80 mm
-
Eccentric Collar Locking
ZDC Alloy with Electroless Chromate Finish
Double Sealed
M8
0.24 kg
$38.14
MUP004C
20 mm
20 mm
Pillow Block Bearing
100 mm
46 mm
55 mm
9 mm
28 mm
80 mm
80 mm
-
Eccentric Collar Locking
ZDC Alloy with Electroless Chromate Finish
Double Sealed
M8
0.24 kg
$39.16
MUP004CE
20 mm
20 mm
Pillow Block Bearing
100 mm
46 mm
55 mm
9 mm
28 mm
80 mm
80 mm
-
Eccentric Collar Locking
ZDC Alloy with Electroless Chromate Finish
Double Sealed
M8
0.24 kg
$39.16
UCLP204
20 mm
32 mm
Pillow Block Bearing
133 mm
-
65 mm
13 mm
31.8 mm
89 mm
108 mm
-
Set Screw Locking
Cast Iron
Double Sealed
M10
0.67 kg
$16.11
UCLP204C
20 mm
32 mm
Pillow Block Bearing
133 mm
-
49.1 mm
13 mm
31.8 mm
89 mm
108 mm
-
Set Screw Locking
Cast Iron
Double Sealed
M10
-
$29.73
UCLP204CE
20 mm
32 mm
Pillow Block Bearing
133 mm
-
49.1 mm
13 mm
31.8 mm
89 mm
108 mm
-
Set Screw Locking
Cast Iron
Double Sealed
M10
-
$29.73
UCP204
20 mm
38 mm
Pillow Block Bearing
127 mm
-
65 mm
15 mm
33.3 mm
86 mm
105 mm
-
Set Screw Locking
Cast Iron
Double Sealed
M10
0.66 kg
$13.41
UCP204C
20 mm
38 mm
Pillow Block Bearing
127 mm
-
56 mm
15 mm
33.3 mm
86 mm
105 mm
-
Set Screw Locking
Cast Iron
Double Sealed
M10
-
$29.73
UCP204CE
20 mm
38 mm
Pillow Block Bearing
127 mm
-
56 mm
15 mm
33.3 mm
86 mm
105 mm
-
Set Screw Locking
Cast Iron
Double Sealed
M10
-
$37.74
UCP204NPMZ2
20 mm
31 mm
Pillow Block Bearing
127 mm
-
65 mm
15 mm
33.3 mm
86 mm
105 mm
-
Set Screw Locking
Cast Iron - Nickel Protection
Double Sealed
M10
0.72 kg
$56.67
UCPA204
20 mm
38 mm
Pillow Block Bearing
76 mm
-
62 mm
-
30.2 mm
52 mm
52 mm
-
Set Screw Locking
Cast Iron
Double Sealed
-
0.61 kg
$17.52
UCPA204NPMZ2
20 mm
31 mm
Pillow Block Bearing
76 mm
-
62 mm
-
30.2 mm
52 mm
52 mm
-
Set Screw Locking
Cast Iron - Nickel Protection
Double Sealed
-
0.48 kg
$34.80
UCPH204
20 mm
40 mm
Pillow Block Bearing
127 mm
-
101 mm
15 mm
70 mm
86 mm
105 mm
-
Set Screw Locking
Cast Iron
Double Sealed
M10
0.97 kg
$27.27
UCPPL204MZ2B
20 mm
31 mm
Pillow Block Bearing
127 mm
-
65.5 mm
14.2 mm
33.3 mm
91 mm
99 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
M10
0.29 kg
$29.26
UCPPL204MZ2CB
20 mm
31 mm
Pillow Block Bearing
127 mm
-
65.5 mm
14.2 mm
33.3 mm
91 mm
99 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
M10
0.31 kg
$32.90
UCPPL204MZ2CEB
20 mm
31 mm
Pillow Block Bearing
127 mm
-
65.5 mm
14.2 mm
33.3 mm
91 mm
99 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
M10
0.31 kg
$32.90
UCPPL204MZ2CEW
20 mm
31 mm
Pillow Block Bearing
127 mm
-
65.5 mm
14.2 mm
33.3 mm
91 mm
99 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
M10
0.31 kg
$32.90
UCPPL204MZ2CW
20 mm
31 mm
Pillow Block Bearing
127 mm
-
65.5 mm
14.2 mm
33.3 mm
91 mm
99 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
M10
0.31 kg
$32.90
UCPPL204MZ2W
20 mm
31 mm
Pillow Block Bearing
127 mm
-
65.5 mm
14.2 mm
33.3 mm
91 mm
99 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
M10
0.29 kg
$29.26
UCSHE204
20 mm
32 mm
Pillow Block Bearing
70 mm
-
64 mm
-
33.3 mm
50.8 mm
50.8 mm
-
Set Screw Locking
Cast Iron
Double Sealed
-
0.45 kg
$43.05
UCTBL204MZ2B
20 mm
31 mm
Pillow Block Bearing
73 mm
-
66 mm
-
33.3 mm
50.8 mm
50.8 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
-
0.26 kg
$38.30
UCTBL204MZ2CB
20 mm
31 mm
Pillow Block Bearing
73 mm
-
66 mm
-
33.3 mm
50.8 mm
50.8 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
-
0.28 kg
$54.62
UCTBL204MZ2CEB
20 mm
31 mm
Pillow Block Bearing
73 mm
-
66 mm
-
33.3 mm
50.8 mm
50.8 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
-
0.28 kg
$54.62
UCTBL204MZ2CEW
20 mm
31 mm
Pillow Block Bearing
73 mm
-
66 mm
-
33.3 mm
50.8 mm
50.8 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
-
0.28 kg
$54.62
UCTBL204MZ2CW
20 mm
31 mm
Pillow Block Bearing
73 mm
-
66 mm
-
33.3 mm
50.8 mm
50.8 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
-
0.28 kg
$54.62
UCTBL204MZ2W
20 mm
31 mm
Pillow Block Bearing
73 mm
-
66 mm
-
33.3 mm
50.8 mm
50.8 mm
-
Set Screw Locking
PBT Thermoplastic
Double Sealed
-
0.26 kg
$38.30
UELP204
20 mm
32 mm
Pillow Block Bearing
133 mm
-
65 mm
13 mm
31.8 mm
89 mm
108 mm
-
Eccentric Collar Locking
Cast Iron
Double Sealed
M10
0.74 kg
$26.40
UEP204
20 mm
38 mm
Pillow Block Bearing
127 mm
-
65 mm
15 mm
33.3 mm
86 mm
105 mm
-
Eccentric Collar Locking
Cast Iron
Double Sealed
M10
0.73 kg
$26.40
UEPA204
20 mm
38 mm
Pillow Block Bearing
76 mm
-
62 mm
-
30.2 mm
52 mm
52 mm
-
Eccentric Collar Locking
Cast Iron
Double Sealed
-
0.68 kg
$36.75
UESHE204
20 mm
32 mm
Pillow Block Bearing
70 mm
-
64 mm
-
33.3 mm
50.8 mm
50.8 mm
-
Eccentric Collar Locking
Cast Iron
Double Sealed
-
0.54 kg
$126.34
UGAK204
20 mm
41 mm
Pillow Block Bearing
133 mm
-
64 mm
14.3 mm
31.8 mm
92 mm
105 mm
-
Eccentric Collar Locking
Cast Iron
Double Sealed
M10
0.9 kg
$16.53
UGP204
20 mm
38 mm
Pillow Block Bearing
127 mm
-
65 mm
15 mm
33.3 mm
86 mm
105 mm
-
Eccentric Collar Locking
Cast Iron
Double Sealed
M10
0.65 kg
$19.83
UGSHE204
20 mm
32 mm
Pillow Block Bearing
70 mm
-
64 mm
-
33.3 mm
50.8 mm
50.8 mm
-
Eccentric Collar Locking
Cast Iron
Double Sealed
-
0.45 kg
$45.24
UKP205+H2305
20 mm
38 mm
Pillow Block Bearing
140 mm
-
70 mm
16 mm
36.5 mm
95 mm
114 mm
-
Tapered Adapter Sleeve Locking
Cast Iron
Double Sealed
M10
0.84 kg
$26.25
UKP305+H2305
20 mm
45 mm
Pillow Block Bearing
175 mm
-
83 mm
17 mm
45 mm
126 mm
141 mm
-
Tapered Adapter Sleeve Locking
Cast Iron
Double Sealed
M14
1.62 kg
$76.32
UKPX05+H2305
20 mm
51 mm
Pillow Block Bearing
159 mm
-
87 mm
18 mm
44.4 mm
106 mm
132 mm
-
Tapered Adapter Sleeve Locking
Cast Iron
Double Sealed
M14
1.52 kg
$43.20
UP004
20 mm
20 mm
Pillow Block Bearing
100 mm
-
55 mm
9 mm
28 mm
80 mm
80 mm
-
Eccentric Collar Locking
ZDC Alloy
Double Sealed
M8
0.24 kg
$18.75
UP004C
20 mm
20 mm
Pillow Block Bearing
100 mm
46 mm
55 mm
9 mm
28 mm
-
-
80 mm
Eccentric Collar Locking
ZDC Alloy
Double Sealed
M8
0.24 kg
$20.28
UP004CE
20 mm
20 mm
Pillow Block Bearing
100 mm
46 mm
55 mm
9 mm
28 mm
-
-
80 mm
Eccentric Collar Locking
ZDC Alloy
Double Sealed
M8
0.24 kg
$20.28
BLLP5
25 mm
29 mm
Pillow Block Bearing
130 mm
-
70 mm
13 mm
36.5 mm
94 mm
106 mm
-
Set Screw Locking
Cast Iron
Double Sealed
M10
0.63 kg
$14.91
