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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
>
UCP320-64
4"
4.75"
Pillow Block Bearing
19.3125"
-
10.9063"
2.1719"
5.5156"
14.1563"
15.8438"
-
Set Screw Locking
Cast Iron
Double Sealed
1.125"
75.6 lbs
$588.87
UCPEU320-64
4"
5"
Pillow Block Bearing
17.3281"
-
11.063"
2.5625"
5.6875"
14"
15"
-
Set Screw Locking
Cast Iron
Double Sealed
1"
73.75 lbs
$1252.35
UCPU320-64
4"
5"
Pillow Block Bearing
17.3281"
-
11.063"
2.5625"
5.6875"
13.875"
15.125"
-
Set Screw Locking
Cast Iron
Double Sealed
1"
78.7 lbs
$1439.55
UCPX20-64
4"
4.75"
Pillow Block Bearing
17"
-
10"
2.0625"
5"
11.75"
14.75"
-
Set Screw Locking
Cast Iron
Double Sealed
1"
72.73 lbs
$448.62
UCSAO320-64
4"
5.125"
Pillow Block Bearing
17.3281"
-
11.0625"
2.5625"
5.6875"
14.018"
15.482"
-
Set Screw Locking
Cast Iron
Double Sealed
1"
74.7 lbs
$958.68
UKP322+HE2322
4"
5.5"
Pillow Block Bearing
20.6875"
-
11.7031"
2.25"
5.9063"
14.875"
16.625"
-
Tapered Adapter Sleeve Locking
Cast Iron
Double Sealed
1.25"
95 lbs
$1149.75
UCP322-71
4.4375"
5.5"
Pillow Block Bearing
20.6875"
-
11.7031"
2.25"
5.9063"
14.875"
16.625"
-
Set Screw Locking
Cast Iron
Double Sealed
1.25"
94.8 lbs
$794.16
KP000
10 mm
16 mm
Pillow Block Bearing
67 mm
-
35 mm
6 mm
18 mm
53 mm
53 mm
-
Set Screw Locking
ZDC Alloy
Double Sealed
M6
0.08 kg
$15.00
KP000C
10 mm
16 mm
Pillow Block Bearing
67 mm
33 mm
35 mm
6 mm
18 mm
-
-
53 mm
Set Screw Locking
ZDC Alloy
Double Sealed
M6
0.09 kg
$16.50
KP000CE
10 mm
16 mm
Pillow Block Bearing
67 mm
33 mm
35 mm
6 mm
18 mm
-
-
53 mm
Set Screw Locking
ZDC Alloy
Double Sealed
M6
0.09 kg
$16.50
MUP000
10 mm
16 mm
Pillow Block Bearing
67 mm
-
35 mm
6 mm
18 mm
53 mm
53 mm
-
Eccentric Collar Locking
ZDC Alloy with Electroless Chromate Finish
Double Sealed
M6
0.08 kg
$28.58
MUP000C
10 mm
16 mm
Pillow Block Bearing
67 mm
33 mm
35 mm
6 mm
18 mm
53 mm
53 mm
-
Eccentric Collar Locking
ZDC Alloy with Electroless Chromate Finish
Double Sealed
M6
0.09 kg
$29.62
MUP000CE
10 mm
16 mm
Pillow Block Bearing
67 mm
33 mm
35 mm
6 mm
18 mm
53 mm
53 mm
-
Eccentric Collar Locking
ZDC Alloy with Electroless Chromate Finish
Double Sealed
M6
0.09 kg
$29.62
UP000
10 mm
16 mm
Pillow Block Bearing
67 mm
-
35 mm
6 mm
18 mm
53 mm
53 mm
-
Eccentric Collar Locking
ZDC Alloy
Double Sealed
M6
0.08 kg
$12.51
UP000C
10 mm
16 mm
Pillow Block Bearing
67 mm
33 mm
35 mm
6 mm
18 mm
-
-
53 mm
Eccentric Collar Locking
ZDC Alloy
Double Sealed
M6
0.09 kg
$16.50
UP000CE
10 mm
16 mm
Pillow Block Bearing
67 mm
33 mm
35 mm
6 mm
18 mm
-
-
53 mm
Eccentric Collar Locking
ZDC Alloy
Double Sealed
M6
0.09 kg
$16.50
BLLP1
12 mm
25 mm
Pillow Block Bearing
114 mm
-
57 mm
12 mm
30.2 mm
81 mm
94 mm
-
Set Screw Locking
Cast Iron
Double Sealed
M10
0.41 kg
$13.56
BLP201
12 mm
29 mm
Pillow Block Bearing
121 mm
-
56 mm
13 mm
27 mm
83 mm
95 mm
-
Set Screw Locking
Cast Iron
Double Sealed
M10
0.41 kg
$19.56
BPP1
12 mm
25.4 mm
Pillow Block Bearing
92.1 mm
-
44.5 mm
3.2 mm
22.2 mm
64 mm
73 mm
-
Set Screw Locking
Pressed Steel
Double Sealed
M8
0.18 kg
$13.29
BPR1
12 mm
25.4 mm
Pillow Block Bearing
104.8 mm
-
52.4 mm
3.2 mm
25.4 mm
73 mm
79 mm
-
Set Screw Locking
Pressed Steel
Double Sealed
M10
0.21 kg
$13.68
BPW201
12 mm
25 mm
Pillow Block Bearing
114 mm
-
55 mm
7 mm
30.2 mm
81 mm
94 mm
-
Set Screw Locking
Malleable Iron
Double Sealed
M10
0.31 kg
$19.44
CUCP201C
12 mm
38 mm
Pillow Block Bearing
127 mm
-
66 mm
15 mm
30.2 mm
86 mm
105 mm
-
Set Screw Locking
Cast Iron
Double Sealed
M10
-
$43.98
CUCP201CE
12 mm
38 mm
Pillow Block Bearing
127 mm
-
66 mm
15 mm
30.2 mm
86 mm
105 mm
-
Set Screw Locking
Cast Iron
Double Sealed
M10
-
$43.98
KHLLP201
12 mm
25 mm
Pillow Block Bearing
114 mm
-
57 mm
12 mm
30.2 mm
81 mm
94 mm
-
Eccentric Collar Locking
Cast Iron
Double Sealed
M10
0.41 kg
$14.07
KHLP201
12 mm
29 mm
Pillow Block Bearing
121 mm
-
56 mm
13 mm
27 mm
83 mm
95 mm
-
Eccentric Collar Locking
Cast Iron
Double Sealed
M10
0.41 kg
$15.63
KHPP201
12 mm
25.4 mm
Pillow Block Bearing
92.1 mm
-
44.5 mm
3.2 mm
22.2 mm
64 mm
73 mm
-
Eccentric Collar Locking
Pressed Steel
Double Sealed
M8
0.18 kg
$13.80
KHPR201
12 mm
25.4 mm
Pillow Block Bearing
104.8 mm
-
52.4 mm
3.2 mm
25.4 mm
73 mm
79 mm
-
Eccentric Collar Locking
Pressed Steel
Double Sealed
M10
0.21 kg
$16.59
KHPW201
12 mm
25 mm
Pillow Block Bearing
114 mm
-
55 mm
7 mm
30.2 mm
81 mm
94 mm
-
Eccentric Collar Locking
Malleable Iron
Double Sealed
M10
0.31 kg
$19.95
KP001
12 mm
16 mm
Pillow Block Bearing
71 mm
-
38 mm
6 mm
19 mm
56 mm
56 mm
-
Set Screw Locking
ZDC Alloy
Double Sealed
M6
0.09 kg
$16.38
KP001C
12 mm
16 mm
Pillow Block Bearing
71 mm
33 mm
38 mm
6 mm
19 mm
-
-
56 mm
Set Screw Locking
ZDC Alloy
Double Sealed
M6
0.1 kg
$17.88
KP001CE
12 mm
16 mm
Pillow Block Bearing
71 mm
33 mm
38 mm
6 mm
19 mm
-
-
56 mm
Set Screw Locking
ZDC Alloy
Double Sealed
M6
0.1 kg
$17.88
MUCP201
12 mm
31 mm
Pillow Block Bearing
127 mm
-
65 mm
15 mm
33.3 mm
86 mm
105 mm
-
Set Screw Locking
304 Cast Stainless Steel
Double Sealed
M10
0.82 kg
$84.52
MUCPPL201B
12 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
0.34 kg
$60.58
MUCPPL201W
12 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
0.34 kg
$76.90
MUCTB201
12 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
-
0.69 kg
$84.52
MUCTBL201B
12 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
-
0.31 kg
$73.44
MUCTBL201W
12 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
-
0.31 kg
$73.44
MUP001
12 mm
16 mm
Pillow Block Bearing
71 mm
-
38 mm
6 mm
19 mm
56 mm
56 mm
-
Eccentric Collar Locking
ZDC Alloy with Electroless Chromate Finish
Double Sealed
M6
0.09 kg
$24.98
MUP001C
12 mm
16 mm
Pillow Block Bearing
71 mm
33 mm
38 mm
6 mm
19 mm
56 mm
56 mm
-
Eccentric Collar Locking
ZDC Alloy with Electroless Chromate Finish
Double Sealed
M6
0.1 kg
$30.94
MUP001CE
12 mm
16 mm
Pillow Block Bearing
71 mm
33 mm
38 mm
6 mm
19 mm
56 mm
56 mm
-
Eccentric Collar Locking
ZDC Alloy with Electroless Chromate Finish
Double Sealed
M6
0.1 kg
$30.94
UCLP201
12 mm
29 mm
Pillow Block Bearing
121 mm
-
56 mm
13 mm
27 mm
83 mm
95 mm
-
Set Screw Locking
Cast Iron
Double Sealed
M10
0.5 kg
$16.11
UCP201
12 mm
38 mm
Pillow Block Bearing
127 mm
-
62 mm
15 mm
30.2 mm
86 mm
105 mm
-
Set Screw Locking
Cast Iron
Double Sealed
M10
0.66 kg
$16.11
UCP201C
12 mm
38 mm
Pillow Block Bearing
127 mm
-
56 mm
15 mm
30.2 mm
86 mm
105 mm
-
Set Screw Locking
Cast Iron
Double Sealed
M10
-
-
UCP201CE
12 mm
38 mm
Pillow Block Bearing
127 mm
-
56 mm
15 mm
30.2 mm
86 mm
105 mm
-
Set Screw Locking
Cast Iron
Double Sealed
M10
-
-
UCPA201
12 mm
38 mm
Pillow Block Bearing
76 mm
-
62 mm
-
30.2 mm
52 mm
52 mm
-
Set Screw Locking
Cast Iron
Double Sealed
-
0.66 kg
$17.52
UCPH201
12 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
1.01 kg
$27.27
UP001
12 mm
16 mm
Pillow Block Bearing
71 mm
-
38 mm
6 mm
19 mm
56 mm
56 mm
-
Eccentric Collar Locking
ZDC Alloy
Double Sealed
M6
0.09 kg
$12.81
UP001C
12 mm
16 mm
Pillow Block Bearing
71 mm
33 mm
38 mm
6 mm
19 mm
-
-
56 mm
Eccentric Collar Locking
ZDC Alloy
Double Sealed
M6
0.1 kg
$16.89
UP001CE
12 mm
16 mm
Pillow Block Bearing
71 mm
33 mm
38 mm
6 mm
19 mm
-
-
56 mm
Eccentric Collar Locking
ZDC Alloy
Double Sealed
M6
0.1 kg
$16.89
BLLP2
15 mm
25 mm
Pillow Block Bearing
114 mm
-
57 mm
12 mm
30.2 mm
81 mm
94 mm
-
Set Screw Locking
Cast Iron
Double Sealed
M10
0.4 kg
$13.56
