This Tritan UCP217-55 is a standard-duty cast iron pillow block ball bearing unit featuring a 3-7/16 in bore diameter, set screw locking shaft attachment, and pre-lubricated UC217-55 radial ball bearing insert. Built with a solid cast iron housing and dual contact seals, it provides robust power transmission support for industrial machinery.
We have inspected this item and we do not have the capability to install the unit to fully test it. There are some slight cosmetic scuffs and scratches throughout the unit. The exterior box displays minor shelf wear and tape. Please refer to the photos for more information.
This unit only includes what is photographed in the listing.
Technical Specs
| Item | Pillow Block Bearing |
| Manufacturer Part Number | UCP217-55 |
| Bearing Insert Type | Radial Ball |
| Bearing Insert Material | Alloy Steel |
| Bearing Material Grade | AISI 52100 |
| Shaft Locking Type | Set Screws |
| Bore Diameter | 3-7/16 in |
| Bore Diameter Tolerance | +/- 0.0011 in |
| Mounting Surface to Shaft Center Height | 3-3/4 in |
| Mount Hole Center-to-Center Length | 9-23/32 in |
| Mount Hole Center-to-Center Width | 9-23/32 in |
| Base Height | 1.259 in |
| Base Width | 3.267 in |
| Mount Type | Bolt-Through |
| Number of Mount Holes | 2 |
| Housing Material | Cast Iron |
| Housing Material Finish | Painted |
| Inner Ring Width | 85.7 mm |
| Overall Length | 12.204 in |
| Overall Width | 83 mm |
| Overall Height | 7.283 in |
| Maximum Speed | 5,000 RPM Grease |
| Static Radial Load Capacity | 14,342 lbf |
| Dynamic Radial Load Capacity | 18,703 lbf |
| Closure | Double Sealed |
| Seal Type | Contact |
| Seal Material | Synthetic Rubber |
| Lubrication Openings | Grease Fitting |
| Lubricant Material | NLGI #2 Equivalent |
| Maximum Temperature | 248 °F |
| Minimum Temperature | -40 °F |
| Resistance Properties | Corrosion-Resistant; Rust-Resistant; Wear-Resistant |
| Bore Type | Cylindrical |
| Expansion Type | Fixed |
| Included Bearing | UC217-55 |
| Split Housing | Not Split |
| Bearing Lubrication | Relubricateable |
| Internal Clearance | C3 |
| Mounting Bolt Size | 3/4 in |
| Series | UCP |