Pillow Block Units
UCP318-308 Pillow Block Unit
3-1/2 inch (88.9 mm) shaft
UCP318-308 is a pillow block unit in the UCP3 series for a 3-1/2 inch (88.9 mm) shaft. It combines a cast iron housing with a UC318-308 insert bearing and set screw locking. Key dimensions: H 118 mm, L 430 mm, J 330 mm, A 110 mm, N 33 mm, N1 45 mm.
Brands: NTN, FAG, SKF, FYH, Asahi, DTC, SLS
UCP318-308 Specifications
| Shaft Dia. | 3-1/2 in (88.9 mm) |
|---|---|
| Unit Number | UCP318-308 |
| H (Shaft Centre Height) | 118 mm |
| L (Overall Length) | 430 mm |
| J (Bolt Hole Spacing) | 330 mm |
| A | 110 mm |
| N (Bolt Slot Width) | 33 mm |
| N1 (Bolt Slot Length) | 45 mm |
| H1 | 45 mm |
| H2 | 235 mm |
| L1 | 120 mm |
| B (Inner Ring Width) | 96 mm |
| S | 40 mm |
| Bolt Size | M27 |
| Bearing Insert No. | UC318-308 |
| Housing material | Cast iron |
| Locking | Set screw |
| Series | UCP3 Series Pillow Block Units (Large Bore) |
Dimensions and part numbers per manufacturer technical catalogue, set-screw locking type.
Other Mounted Units for a 3-1/2 inch (88.9 mm) Shaft
| Unit Number | Type | Insert Bearing |
|---|---|---|
| UCP218-308 | Pillow Block Units | UC218-308 |
| UCPX18-308 | Pillow Block Units | UCX18-308 |
| UCIP318-308 | Pillow Block Units | UC318-308 |
| UELP318-308 | Pillow Block Units | — |
| UCF218-308 | Flanged Units | UC218-308 |
| UCF318-308 | Flanged Units | UC318-308 |
| UCFX18-308 | Flanged Units | UCX18-308 |
| UCFS318-308 | Flanged Units | — |
| UCFC218-308 | Flanged Units | UC218-308 |
| UCFCX18-308 | Flanged Units | UCX18-308 |
Neighbouring Sizes in the UCP3 Series
UCP318-308 — Frequently Asked Questions
What shaft size does the UCP318-308 fit?
The UCP318-308 fits a 3-1/2 inch (88.9 mm) shaft. Its insert bearing is the UC318-308.
What is the UCP318-308 made of and how is it locked to the shaft?
It has a cast iron housing and set screw locking on the insert bearing.
What other mounted units fit a 3-1/2 inch (88.9 mm) shaft?
Other units for a 3-1/2 inch (88.9 mm) shaft include UCP218-308, UCPX18-308, UCIP318-308, UELP318-308, UCF218-308. They differ in housing style — pillow block, flange, take-up, cartridge or hanger — so pick the one that matches your mounting.
Do you supply the UCP318-308 across India?
Yes. Logass Trade Centre supplies the UCP318-308 Pan India with technical support, from single pieces to bulk orders. Use the quote button to share your quantity and preferred brand.
Can’t find your size?
We supply sizes, brands and special versions of mounted bearing units that are not listed on this page. Type the exact size or designation you need and send it to us for a quote.
Need pricing on the UCP318-308?
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