Pillow Block Units
UCP321 Pillow Block Unit
105 mm shaft
UCP321 is a pillow block unit in the UCP3 series for a 105 mm shaft. It combines a cast iron housing with a UC321 insert bearing and set screw locking. Key dimensions: H 140 mm, L 490 mm, J 380 mm, A 120 mm, N 36 mm, N1 50 mm.
Brands: NTN, FAG, SKF, FYH, Asahi, DTC, SLS
UCP321 Specifications
| Shaft Dia. | 105 mm |
|---|---|
| Unit Number | UCP321 |
| H (Shaft Centre Height) | 140 mm |
| L (Overall Length) | 490 mm |
| J (Bolt Hole Spacing) | 380 mm |
| A | 120 mm |
| N (Bolt Slot Width) | 36 mm |
| N1 (Bolt Slot Length) | 50 mm |
| H1 | 50 mm |
| H2 | 280 mm |
| L1 | 130 mm |
| B (Inner Ring Width) | 112 mm |
| S | 44 mm |
| Bolt Size | M30 |
| Bearing Insert No. | UC321 |
| 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 105 mm Shaft
Neighbouring Sizes in the UCP3 Series
UCP321 — Frequently Asked Questions
What shaft size does the UCP321 fit?
The UCP321 fits a 105 mm shaft. Its insert bearing is the UC321.
What is the UCP321 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 105 mm shaft?
Other units for a 105 mm shaft include UCPG321, UELP321, UCF321, UCFG321, UCFS321. 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 UCP321 across India?
Yes. Logass Trade Centre supplies the UCP321 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 UCP321?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.