Description
30BC02J30X RELIANCE Power module
Product details:
The Reliance 30BC02J30X is primarily identified as an Annular Ball Bearing. While “Reliance” is often associated with motors (like Baldor-Reliance), in this specific part number context, it refers to the manufacturer of this bearing.
Here’s a detailed breakdown:
Product Description: Reliance 30BC02J30X Annular Ball Bearing
The 30BC02J30X is an annular ball bearing, which is a type of rolling-element bearing that uses hardened balls as rolling elements to reduce friction between moving parts. It consists of an inner ring, an outer ring, and a set of balls that roll between them. This design allows for smooth rotation and supports radial and axial loads.
Product Specifications
- Part Number: 30BC02J30X
- National Stock Number (NSN): 3110-01-480-9149
- Federal Supply Classification (FSC): 3110 (Unmounted Antifriction Bearings)
- Item Name Code (INC): 00014 (BEARING, BALL, ANNULAR)
- Item Identification: Cylindrical device where the inner or outer ring turns on a single or double row of hardened balls, minimizing friction.
- Common Associated Bearings (for motors): Often seen as an “Outside Diameter End (ODE) Bearing” or “Drive End (DE) Bearing” in various motor models (e.g., Baldor-Reliance motors). Specific bearing numbers like 6206 or 6207 are sometimes associated with the 30BC02J30X in motor applications, indicating specific dimensions or types.
Product Advantages
- Reduced Friction: The ball-and-groove design significantly minimizes friction, leading to smooth operation and energy efficiency.
- Load Support: Capable of supporting both radial loads (perpendicular to the shaft) and moderate axial/thrust loads (parallel to the shaft).
- Durability: Manufactured from hardened materials for longevity and resistance to wear.
- Standardized: As a common type of bearing with a National Stock Number, it indicates a level of standardization and interchangeability for various applications.
Precautions
- Proper Installation: Incorrect installation (e.g., improper alignment, excessive force) can lead to premature bearing failure. Always follow manufacturer’s guidelines for installation.
- Lubrication: Adequate and appropriate lubrication is crucial for bearing lifespan and performance. Insufficient or incorrect lubricant can cause overheating and wear.
- Contamination: Protect the bearing from contaminants like dirt, dust, and moisture, which can cause damage to the rolling surfaces.
- Load Limits: Do not exceed the specified radial and axial load capacities to prevent damage or failure.
- Temperature: Operate within the recommended temperature range to avoid material degradation or changes in lubricant properties.
- Storage: Store bearings in a clean, dry environment to prevent corrosion and contamination before installation.
Product Applications
The Reliance 30BC02J30X Annular Ball Bearing is widely used in various industrial and mechanical applications where rotational motion needs to be supported with minimal friction. Common applications include:
- Electric Motors: Frequently found in electric motors as a key component for supporting the rotating shaft.
- Pumps: Used in various types of pumps to ensure smooth and efficient operation of rotating components.
- Gearboxes: Integrated into gear systems to support shafts and reduce friction.
- Conveyors: Utilized in conveyor systems to enable smooth movement of rollers and other rotating parts.
- Industrial Machinery: Found in a broad range of industrial equipment and machinery requiring rotational support.
- Automotive Components: Can be used in certain automotive assemblies, although specific vehicle applications would depend on the design.

Advantages: Foxboro, OVATION, TRICONEX, Allen-Bradley, ABB, Motorola, Siemens Moore, Ge Fanuc, Woodward, Bently Nevada and other major import brands!
We have the same series of models in stock. If you don’t find the model you need, please contact us and we will provide you with an official quotation!
Colour:new Warranty: 12 months
Lead Time:3-day working day Country of origin: Sweden
Price: Please contact us Product weight:0.515kg
Shipping Port: Xiamen, China
Payment: Bank of Chicago, Bank of Singapore
Express cooperation: fedex, DHL, UPS and your express account
Service: Professional Sales provides 24 hours /7 days online service
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