61996 MA
618 & 619 Series Thin Section Bearings
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Basic Information
Main Dimensions
Performance
Materials
Environment & Compliance
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61996 MA Bearing Product Overview & Core Advantages
The 61996 MA is a single row deep groove ball bearing engineered for high-performance applications demanding exceptional precision and reliability. Characterized by its open design and manufactured to a P6 tolerance class, this bearing is optimized for handling significant radial loads. Its robust construction, featuring a stainless steel cage, ensures smooth operation and long service life, making it an ideal choice for heavy-duty machinery and precision equipment where operational stability is paramount.
61996 MA Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Interpretation | Technical Significance |
|---|---|---|
| 61996 | Basic Series & Size | Denotes a metric series deep groove ball bearing with a 480mm bore, 650mm OD, and 78mm width. |
| M | Stainless Steel Machined Window Cage | Indicates a machined cage made from stainless steel, offering high strength, excellent guidance, and suitability for high-speed applications. |
| A | Internal Design | Specifies internal optimizations for enhanced performance, typically related to ball size and raceway geometry. |
61996 MA Bearing Structural Features & Performance Benefits
- High Load Capacity & Rigidity: The single row deep groove design and the use of high-grade chrome steel for rings and balls provide a high radial dynamic load rating of 100,939 lbf and a radial static load rating of 183,219 lbf, ensuring dependable performance under heavy loads.
- Precision & High-Speed Capability: Manufactured to P6 tolerance class with a standard CN radial internal clearance, this bearing guarantees running accuracy. The lightweight and robust stainless steel cage (MA designation) is crucial for maintaining stability and enabling operation at the specified limiting speed.
- Versatile Operating Conditions: With a temperature range of -30°C to 120°C and an open seal type, the bearing is adaptable to various environments, though it requires an effective external sealing system for contaminated conditions.
- Material & Compliance: Constructed from durable chrome steel and compliant with ROHS and REACH regulations, ensuring both mechanical longevity and environmental safety.
61996 MA Bearing Typical Application Areas
The 61996 MA is ideally suited for applications requiring large bore sizes, high precision, and robust radial load support. Key industries and machinery include:
- Large Industrial Gearboxes and Power Transmission Systems
- Heavy-Duty Machinery such as mining equipment and rolling mills
- Large Electric Motors and Generators
- Vibrating Screens and other material handling equipment
- Wind Turbine Main Shafts (as a support bearing)
