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NUP307 Cylindrical Roller Bearing
NUP307 Cylindrical Roller Bearing is a technical bearing product prepared for B2B sourcing, maintenance replacement and OEM procurement. This draft has been enriched with model-specific configuration data from the supplied product specification file.
Ultrabearing supports industrial buyers with bearing model confirmation, equivalent replacement sourcing, export packing and fast quotation support. Please confirm the required quantity, application and destination country for an accurate quote.
Key Technical Highlights
- Bore diameter: 1.378 in
- Outside diameter: 3.1496 in
- Width: 0.8268 in
Main Dimensions
| Bore diameter (d) | 1.378 in |
|---|---|
| Outside diameter (D) | 3.1496 in |
| Width (B) | 0.8268 in |
| Shoulder diameter of inner ring (d1) | ≈2.0079 in |
| Shoulder diameter of outer ring (D1) | ≈2.5906 in |
| Raceway diameter of inner ring (F) | 1.8189 in |
| Chamfer dimension (r1,2) | min.0.0591 in |
| Chamfer dimension of loose flange ring (r3,4) | min.0.0433 in |
Abutment Dimensions
| Diameter of spacer sleeve (da) | min.1.7323 in |
|---|---|
| Diameter of shaft abutment (db) | min.2.0866 in |
| Diameter of housing abutment (Da) | max.2.8425 in |
| Radius of fillet (ra) | max.0.0591 in |
Calculation Data
| C (SKF Explorer) | Basic dynamic load rating |
|---|---|
| C0 (16 861 lbf) | Basic static load rating |
| Pu (14 163 lbf) | Fatigue load limit |
| kr (11 000 r/min) | Minimum load factor |
| e (0.15) | Limiting value |
| Y (0.2) | Calculation factor |
Applications
NUP307 Cylindrical Roller Bearing can be used for industrial equipment, rotating machinery, maintenance replacement, bearing distribution and OEM projects where the operating load, speed, clearance and installation requirements match the technical specification.
Quotation Information
For a fast quotation, please send the model number, quantity, preferred brand or equivalent requirement, application, destination country and packaging requirements. If you have a drawing or original bearing photo, please include it with your inquiry.
FAQ
What are the key specifications of NUP307 Cylindrical Roller Bearing?
The main specifications are listed in the technical tables on this page, including dimensions, calculation data, clearance/tolerance information and mounting details where available.
Can Ultrabearing supply NUP307 as an equivalent replacement?
Yes. Ultrabearing can help source NUP307 or equivalent replacement options based on your required brand, quantity, application and delivery destination.
What information should I provide for an accurate quotation?
Please provide the bearing model, quantity, application, destination country, required brand or equivalent level, and any packaging or delivery requirements.
Can the product be supplied with OEM or neutral packaging?
OEM packaging and neutral export packaging can be discussed according to order quantity and buyer requirements.
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