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Pillow Block Bearing Types
Pillow Block Bearing Types Introduction:
Pillow block bearing housings can be divided into different types according to different shapes.
Common pillow block bearings types are as below.
1. Pillow Block Bearing Types – Bearing with vertical housing
Vertical housing is the most widely used bearing housing, especially UCP series bearings
For example: UCP
Common UCP Pillow Mount Bearings Size Chart:
| Bearing Unit No. |
Shaft Dia | Dimensions(mm) | Weight (kg) |
|||||||||
| d | ||||||||||||
| mm | h | a | e | b | S1 | S2 | g | w | n | Bi | ||
| UCP202 | 15 | 30.2 | 127 | 95 | 38 | 13 | 19 | 14 | 62 | 11.5 | 27.4 | 0.63 |
| UCP203 | 17 | 30.2 | 127 | 95 | 38 | 13 | 19 | 14 | 62 | 11.5 | 27.4 | 0.60 |
| UCP204 | 20 | 33.3 | 127 | 95 | 38 | 13 | 19 | 14 | 65 | 12.3 | 31.0 | 0.66 |
| UCP205 | 25 | 36.5 | 140 | 105 | 38 | 13 | 19 | 15 | 71 | 14.3 | 34.1 | 0.80 |
| UCP206 | 30 | 42.9 | 165 | 121 | 48 | 17 | 21 | 17 | 83 | 15.9 | 38.1 | 1.30 |
| UCP207 | 35 | 47.6 | 167 | 127 | 48 | 17 | 21 | 18 | 93 | 17.5 | 42.9 | 1.60 |
| UCP208 | 40 | 49.2 | 184 | 137 | 54 | 17 | 21 | 18 | 98 | 19.0 | 49.2 | 1.83 |
| UCP209 | 45 | 54.0 | 190 | 146 | 54 | 17 | 21 | 20 | 106 | 19.0 | 49.2 | 2.18 |
| UCP210 | 50 | 57.2 | 206 | 159 | 60 | 20 | 25 | 21 | 114 | 19.0 | 51.6 | 2.68 |
| UCP211 | 55 | 63.5 | 219 | 171 | 60 | 20 | 25 | 23 | 126 | 22.2 | 55.6 | 3.27 |
| UCP212 | 60 | 69.8 | 241 | 184 | 70 | 20 | 25 | 25 | 138 | 25.4 | 65.1 | 4.52 |
| UCP213 | 65 | 76.2 | 265 | 203 | 70 | 25 | 29 | 27 | 151 | 25.4 | 65.1 | 5.70 |
| UCP214 | 70 | 79.4 | 266 | 210 | 72 | 25 | 31 | 27 | 157 | 30.2 | 74.6 | 6.66 |
| UCP215 | 75 | 82.6 | 275 | 217 | 74 | 25 | 31 | 28 | 163 | 33.3 | 77.8 | 7.40 |
| UCP216 | 80 | 88.9 | 292 | 232 | 78 | 25 | 31 | 30 | 175 | 33.3 | 82.6 | 9.00 |
| UCP217 | 85 | 95.2 | 310 | 247 | 83 | 25 | 31 | 32 | 1870 | 34.1 | 85.7 | 11.00 |
| UCP218 | 90 | 101.6 | 327 | 262 | 88 | 27 | 33 | 33 | 200 | 39.7 | 96.0 | 13.00 |
2. Bearing with high center vertical housing
This kind bearing housing is higher than ordinary vertical housing.
For example: UCPA
3. Bearings with square housing
This kind of bearing is mainly suitable for applications where the side surface perpendicular to the shaft is fixed by four bolts. Its fixing method is widely used in machinery. The method of fixing the shaft is the same as that of the bearing with vertical housing.
For example: UCF
Pillow Block Bearing Types – UCF Pillar Block Bearings Size Chart:
Bearing Unit No. |
Shaft Dia | Dimensions(mm) | Weight (kg) |
||||||||
| d | |||||||||||
| mm | a | e | i | g | l | z | s | n | Bi | ||
| UCF202 | 15 | 86 | 64 | 15 | 11 | 25.5 | 30.9 | 12 | 11.5 | 27.4 | 0.56 |
| UCF203 | 17 | 86 | 64 | 15 | 11 | 25.5 | 30.9 | 12 | 11.5 | 27.4 | 0.54 |
| UCF 204 | 20 | 86 | 64 | 15 | 11 | 25.5 | 33.7 | 12 | 12.3 | 31.0 | 0.61 |
| UCF205 | 25 | 95 | 70 | 16 | 13 | 27.0 | 35.8 | 12 | 14.3 | 34.1 | 0.80 |
| UCF206 | 30 | 108 | 83 | 18 | 13 | 31.0 | 40.2 | 12 | 15.9 | 38.1 | 1.11 |
| UCF207 | 35 | 117 | 92 | 19 | 15 | 34.0 | 44.4 | 14 | 17.5 | 42.9 | 1.66 |
| UCF208 | 40 | 130 | 102 | 21 | 15 | 36.0 | 51.2 | 16 | 19.0 | 49.2 | 1.93 |
| UC209 | 45 | 137 | 105 | 22 | 16 | 38.0 | 52.2 | 16 | 19.0 | 49.2 | 2.28 |
| UCF210 | 50 | 143 | 111 | 22 | 16 | 40.0 | 54.6 | 16 | 19.0 | 51.6 | 2.57 |
| UCF211 | 55 | 162 | 130 | 25 | 18 | 43.0 | 58.4 | 19 | 22.2 | 55.6 | 3.98 |
| UCF212 | 60 | 175 | 143 | 29 | 18 | 48.0 | 68.7 | 19 | 25.4 | 65.1 | 4.30 |
| UCF213 | 65 | 187 | 149 | 30 | 22 | 50.0 | 69.7 | 19 | 25.4 | 65.1 | 5.49 |
| UCF214 | 70 | 193 | 152 | 31 | 22 | 54.0 | 75.4 | 19 | 330.2 | 74.6 | 6.47 |
| UCF215 | 75 | 200 | 159 | 34 | 22 | 56.0 | 78.5 | 19 | 33.3 | 77.8 | 6.54 |
| UCF216 | 80 | 208 | 165 | 34 | 22 | 58.0 | 83.3 | 23 | 33.3 | 82.6 | 7.86 |
| UCF217 | 85 | 220 | 175 | 36 | 24 | 63.0 | 87.6 | 23 | 34.1 | 85.7 | 9.77 |
| UCF218 | 90 | 235 | 187 | 40 | 24 | 68.0 | 96.3 | 23 | 39.7 | 96.0 | 11.72 |
4. Bearing with protruding round table
This type bearing housing is mainly installed on the side hole with centrality requirements
For example: UCFC
UCFC Pillow Block Bearing Housing Models:
Bearing Unit No. |
Shaft Dia | Dimensions(mm) | Weight (kg) |
|||||||||||
| d | ||||||||||||||
| mm | a | p | i | g | j | k | s | e | f | z | n | Bi | ||
| UCFC202 | 15 | 100 | 78 | 10 | 20.5 | 5 | 7 | 12 | 55.1 | 62 | 25.9 | 11.5 | 27.4 | 0.77 |
| UCFC203 | 17 | 100 | 78 | 10 | 20.5 | 5 | 7 | 12 | 55.1 | 62 | 25.9 | 11.5 | 27.4 | 0.76 |
| UCFC204 | 20 | 100 | 78 | 10 | 20.5 | 5 | 7 | 12 | 55.1 | 62 | 28.7 | 12.3 | 31.0 | 0.81 |
| UCFC205 | 25 | 115 | 90 | 10 | 21.0 | 6 | 7 | 12 | 63.6 | 70 | 29.8 | 14.3 | 34.1 | 1.09 |
| UCFC206 | 30 | 125 | 100 | 10 | 23.0 | 8 | 8 | 12 | 70.7 | 80 | 32.2 | 15.9 | 38.1 | 1.51 |
| UCFC207 | 35 | 135 | 110 | 11 | 26.0 | 8 | 9 | 14 | 77.8 | 90 | 36.4 | 17.5 | 42.9 | 1.98 |
| UCFC208 | 40 | 145 | 120 | 11 | 26.0 | 10 | 9 | 14 | 84.8 | 100 | 41.2 | 19.0 | 49.2 | 2.32 |
| UCFC209 | 45 | 160 | 132 | 10 | 26.0 | 12 | 14 | 16 | 93.3 | 105 | 4.02 | 19.0 | 49.2 | 3.07 |
| UCFC210 | 50 | 165 | 138 | 10 | 28.0 | 12 | 14 | 16 | 97.6 | 110 | 42.6 | 19.0 | 51.6 | 3.28 |
| UCFC211 | 55 | 185 | 150 | 13 | 31.0 | 12 | 15 | 19 | 106.1 | 125 | 46.4 | 22.2 | 55.6 | 4.20 |
| UCFC212 | 60 | 195 | 160 | 17 | 36.0 | 12 | 15 | 19 | 113.1 | 135 | 56.7 | 25.4 | 65.1 | 5.45 |
| UCFC213 | 65 | 205 | 170 | 16 | 36.0 | 14 | 15 | 19 | 120.2 | 145 | 55.7 | 11.5 | 65.1 | 5.91 |
| UCFC214 | 70 | 215 | 177 | 17 | 40.0 | 14 | 18 | 19 | 125.1 | 150 | 61.4 | 11.5 | 74.6 | 7.26 |
| UCFC215 | 75 | 220 | 184 | 18 | 40.0 | 16 | 18 | 19 | 130.1 | 160 | 62.5 | 11.5 | 77.8 | 8.02 |
5. Bearing with rhombus housing
This kind bearing housing is conducive to saving space and weight.
It can be fixed by two bolts, and its mounting hole size is the same with that of a square seat.
For example: UCFL
UCFL Pedestal Bearing Model List:
Bearing Unit No. |
Shaft Dia | Dimensions(mm) | Weight (kg) |
|||||||||
| d | ||||||||||||
| mm | a | e | b | i | g | l | z | s | n | Bi | ||
| UCFL202 | 15 | 113 | 90 | 60 | 15 | 12 | 25.5 | 30.9 | 12 | 11.5 | 27.4 | 0.42 |
| UCFL203 | 17 | 113 | 90 | 60 | 15 | 12 | 25.5 | 30.3 | 12 | 11.5 | 27.4 | 0.41 |
| UCFL204 | 20 | 113 | 90 | 60 | 15 | 12 | 25.5 | 33.7 | 12 | 12.3 | 31.0 | 0.48 |
| UCFL205 | 25 | 130 | 99 | 68 | 16 | 14 | 27.0 | 35.8 | 16 | 14.3 | 34.1 | 0.60 |
| UCFL206 | 30 | 148 | 117 | 80 | 18 | 14 | 31.0 | 40.2 | 16 | 15.9 | 38.1 | 0.98 |
| UCFL207 | 35 | 161 | 130 | 90 | 19 | 16 | 34.0 | 44.4 | 16 | 17.5 | 42.9 | 1.31 |
| UCFL208 | 40 | 175 | 144 | 100 | 21 | 16 | 36.0 | 51.2 | 16 | 19.0 | 49.2 | 1.53 |
| UCFL209 | 45 | 188 | 148 | 108 | 22 | 18 | 38.0 | 52.2 | 19 | 19.0 | 49.2 | 1.68 |
| UCFL210 | 50 | 197 | 157 | 115 | 22 | 18 | 40.0 | 54.6 | 19 | 19.0 | 51.6 | 1.88 |
| UCFL211 | 55 | 224 | 184 | 130 | 25 | 20 | 43.0 | 58.4 | 19 | 22.2 | 55.6 | 3.10 |
| UCFL212 | 60 | 250 | 202 | 140 | 29 | 20 | 48.0 | 68.7 | 23 | 25.4 | 65.1 | 4.00 |
| UCFL213 | 65 | 258 | 210 | 155 | 30 | 24 | 50.0 | 69.7 | 23 | 25.4 | 65.1 | 5.00 |
| UCFL214 | 70 | 265 | 216 | 160 | 31 | 24 | 54.0 | 75.4 | 23 | 30.2 | 74.6 | 5.60 |
| UCFL215 | 75 | 275 | 225 | 165 | 34 | 24 | 56.0 | 78.5 | 23 | 33.3 | 77.8 | 6.20 |
| UCFL216 | 80 | 290 | 233 | 180 | 34 | 24 | 58.0 | 83.3 | 25 | 33.3 | 82.6 | 8.20 |
| UCFL217 | 85 | 305 | 248 | 190 | 36 | 26 | 63.0 | 87.6 | 25 | 34.1 | 85.7 | 9.26 |
| UCFL218 | 90 | 320 | 265 | 205 | 40 | 26 | 68.0 | 96.3 | 25 | 39.7 | 96.0 | 11.73 |
6. Bearing with slider housing
For example UCT, UCT208
UCT Heavy Duty Pillow Block Bearings List:
Bearing Unit No. |
Shaft Dia | Dimensions(mm) | Weight (kg) |
||||||||||||||
| d | |||||||||||||||||
| mm | o | g | s | p | q | b | k | e | a | w | j | i | h | n | Bi | ||
| UCT202 | 15 | 16 | 10 | 51 | 32 | 19 | 51 | 12 | 76 | 89 | 94 | 32 | 21 | 61 | 11.5 | 27.4 | 0.78 |
| UCT203 | 17 | 16 | 10 | 51 | 32 | 19 | 51 | 12 | 76 | 89 | 94 | 32 | 21 | 61 | 11.5 | 27.4 | 0.77 |
| UCT 204 | 20 | 16 | 10 | 51 | 32 | 19 | 51 | 12 | 76 | 89 | 94 | 32 | 21 | 61 | 12.3 | 31.0 | 0.81 |
| UCT205 | 25 | 16 | 10 | 51 | 32 | 19 | 51 | 12 | 76 | 89 | 97 | 32 | 24 | 62 | 14.3 | 34.1 | 0.92 |
| UCT206 | 30 | 16 | 10 | 56 | 37 | 22 | 57 | 12 | 89 | 102 | 113 | 37 | 28 | 70 | 15.9 | 38.1 | 1.01 |
| UCT207 | 35 | 16 | 13 | 64 | 37 | 22 | 64 | 12 | 89 | 102 | 129 | 37 | 30 | 78 | 17.5 | 42.9 | 1.70 |
| UCT208 | 40 | 19 | 16 | 83 | 49 | 29 | 83 | 16 | 102 | 114 | 144 | 49 | 33 | 88 | 19.0 | 49.2 | 2.43 |
| UCT209 | 45 | 19 | 16 | 83 | 49 | 29 | 83 | 16 | 102 | 117 | 144 | 49 | 35 | 87 | 19.0 | 49.2 | 2.58 |
| UCT210 | 50 | 19 | 16 | 83 | 49 | 29 | 86 | 16 | 102 | 117 | 149 | 49 | 37 | 90 | 19.0 | 51.6 | 2.78 |
| UCT211 | 55 | 25 | 19 | 102 | 64 | 35 | 95 | 22 | 130 | 146 | 171 | 61 | 38 | 106 | 22.2 | 55.6 | 4.17 |
| UCT212 | 60 | 32 | 19 | 102 | 64 | 35 | 102 | 22 | 130 | 146 | 194 | 61 | 42 | 119 | 25.4 | 65.1 | 4.90 |
| UCT213 | 65 | 32 | 21 | 111 | 70 | 41 | 121 | 26 | 151 | 167 | 224 | 70 | 44 | 137 | 11.5 | 27.4 | 7.30 |
| UCT214 | 70 | 32 | 21 | 111 | 70 | 41 | 121 | 26 | 151 | 167 | 224 | 70 | 46 | 137 | 11.5 | 27.4 | 7.36 |
Pillow Block Bearings Application:
Pillow block bearings are suitable for occasions requiring simple equipment and parts, such as agricultural machinery, transportation systems or construction machinery.
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Questions that usually come up after Pillow Block Bearing Types
Which next options usually help after reviewing Pillow Block Bearing Types?
Most buyers benefit from one broader family destination, one more commercial route, and one supporting guide that answers the next practical question. That combination usually turns research into a clearer shortlist.
Why add related bearing destinations beside Pillow Block Bearing Types?
Because the first answer often leads to a second question about fit, applications, supplier choice, or repeat-order confidence. Keeping those next destinations close reduces unnecessary backtracking.
When is it worth moving from reading into a quote or product review?
That move usually makes sense once the topic has narrowed the likely bearing family and the remaining unknowns are commercial, dimensional, or application-specific rather than purely educational.
What usually makes the next bearing decision easier after Pillow Block Bearing Types?
The process is often easier when the wider family view, the more commercial destination, and one practical guide stay visible together. That keeps the decision grounded in both application detail and buying reality.
Buyer FAQ
Questions buyers ask before choosing the next bearing option
What is the main takeaway from Pillow Block Bearing Types?
The main takeaway is that pillow block bearing types should be checked against the bearing family, dimensions, load direction, speed, and operating conditions instead of relying on the title or size alone.
When should I use this guide before requesting a quote?
Use the guide when you are comparing bearing models, checking suffix meanings, confirming seal or clearance choices, planning maintenance, or preparing details for replacement, production, or OEM sourcing.
How does this topic connect to pillow block bearings?
The topic supports the Pillow Block Bearings decision path by helping buyers understand fit, performance, specification details, or maintenance factors before choosing a product page or contacting the team.
Can this guide replace a final specification check?
No. The guide helps prepare the decision, but a final check should still confirm the part number, dimensions, load, speed, seal, clearance, precision, application, and order quantity.
What should I send if I need help after reading this guide?
Send the bearing number, measured size, photos if available, application, quantity, and any special operating conditions. That gives the team enough context to recommend the right product family or quote route.
Need help checking fit, price, or lead time? Request a bearing quote