| Symbol | Value | Description |
|---|---|---|
| ≈m | 1.68 kg | Weight |
| Cr | 62 N | Basic dynamic load rating, radial |
| C0r | 38.5 N | Basic static load rating, radial |

NSK
Radial insert ball bearing
RFQ
Estimated delivery: 26 Jul 2026 (overseas stock, ~4 weeks)
EX-WORKS (Incoterms 2020) Seoul, Korea — Buyer arranges freight, duties, and insurance.
NSK UC310D1 Industrial Bearing is a core machine element that reduces shaft friction and supports loads to improve equipment efficiency and service life. It should be selected according to load direction, speed, and mounting space in motors, pumps, gearboxes, conveyors, and other machinery.
Bearings typically consist of inner ring, outer ring, rolling elements, cage, or sliding contact surfaces, with seals, shields, housings, or sleeves added depending on type. Lubrication and sealing conditions have a major impact on performance.
Select by shaft diameter, load direction, speed, mounting space, sealing/lubrication condition, and compatibility with the existing part number.
| Symbol | Value | Description |
|---|---|---|
| ≈m | 1.68 kg | Weight |
| Cr | 62 N | Basic dynamic load rating, radial |
| C0r | 38.5 N | Basic static load rating, radial |
| Symbol | Value | Description |
|---|---|---|
| d | 50 mm | Bore diameter |
| D | 110 mm | Outside diameter |
| B | 32 mm | Width |
| Code | Description |
|---|---|
| Standard bearing steel | Material |
| Tolerance class P0/PN2 / ABEC 1 | Tolerance class |
The same part number can be written with or without separators, or in progressive prefix form. We index these common variants so your search reaches this page:
NSKUC310D1NSK UC310D1RFQ
Estimated delivery: 26 Jul 2026 (overseas stock, ~4 weeks)

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