This robust polycarbonate deep groove ball bearing offers exceptional performance in power transmission applications. Its polymer construction provides a lightweight, non-conductive, and corrosion-resistant solution.
| Standard | ASME B18 |
| Material | Polycarbonate |
| Finish | Anodized |
| Grade | N/A |
| Inside Diameter | 21mm |
| Outside Diameter | 78mm |
| Width | 30mm |
Specified by design engineers worldwide, this deep groove ball bearing boasts a 21mm inside diameter, a 78mm outside diameter, and a 30mm width. Constructed from high-grade polycarbonate, it exhibits superior chemical resistance, dielectric strength, and a significantly reduced weight compared to traditional steel bearings. This material choice is ideal for environments prone to corrosion or where electrical insulation is critical. The precision-engineered raceways ensure smooth operation and extended service life under moderate load conditions.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure bearing mating surfaces are clean and free of debris. 2. Carefully press the bearing onto the shaft or into the housing using a controlled force and appropriate tooling. 3. Verify smooth rotation and absence of binding after installation.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 9001:2015 Mfg |
| DIN Equivalent | Industry Standard |
| Primary Standard | ASME B18 |
| Tensile Strength | Standard Commercial Spec |
| Yield Strength | Standard Commercial Spec |
| Hardness | Varies by specific batch |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| Standard | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Moderate |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Applying excessive force during press-fit installation. | Utilize a hydraulic press or specialized bearing installation tool with controlled pressure to avoid damaging the polycarbonate raceways. |
| Using incompatible lubricants that degrade polycarbonate. | Consult the manufacturer's specifications for approved lubricants compatible with polycarbonate to maintain bearing integrity. |
A: This Deep Groove Ball Bearing is manufactured from Polycarbonate.
A: Electric motors and generators, Conveyor systems, Pumps and fluid handling equipment.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||