6208 Y/C78

6000, 6200 & 6300 Series Metric Standard Ball Bearings

6208 Y/C78 6000, 6200 & 6300 Series Metric Standard Ball Bearings
6208 Y/C78 6000, 6200 & 6300 Series Metric Standard Ball Bearings

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Part No.
Part No. 6208 Y/C78

Basic Information

Bearing type Ball
System of measurement Metric
Construction Single Row
Weight 366 g
Tolerance class ABEC 1 | ISO P0
Seal type Open
For load direction Radial

Main Dimensions

Bore diameter 40 mm
Bore diameter tolerance -0.012mm to 0
Outside diameter 80 mm
Outside diameter tolerance -0.013mm to 0
Width 18 mm
Width tolerance -0.120mm to 0

Performance

Temperature range -30°to 120 °C
Radial dynamic load rating 6542 lbf
Radial static load rating 4002 lbf
Limiting speed 8.3 X 1000 rpm
Lubrication None
Radial internal clearance CN

Materials

Ring material Chrome Steel
Ball material Chrome Steel
Cage material Chrome Steel

Environment & Compliance

REACH Compliant
ROHS Compliant
Technical Drawings No drawings available at the moment, will be launched soon
Price: $ 64.91 / each
In Stock

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6208 Y/C78 Bearing Product Overview & Core Advantages

The 6208 is a single row deep groove ball bearing designed for exceptional performance in a wide range of industrial applications. As a metric bearing with an open design, it excels at handling radial loads primarily, while also accommodating moderate axial loads in both directions. Its key advantages include high operational reliability, a broad temperature range from -30°C to 120°C, and compliance with ROHS and REACH standards, making it a versatile and robust choice for standard-duty machinery and equipment.

6208 Y/C78 Bearing Model Code Explained, Specifications & Naming Convention

The model number 6208 follows a standard industry designation. Here is a breakdown of its key characteristics:

  • 6: Indicates the series, a "Medium" series deep groove ball bearing.
  • 2: Represents the width series.
  • 08: Signifies a bore diameter of 40 mm (08 * 5 = 40 mm).
  • Open (No Seal/Shield Suffix): The absence of a suffix like "2Z" or "RS" denotes an open bearing, allowing for higher limiting speeds and custom lubrication regimes.
  • No Lubrication Suffix: Supplied without factory grease (Lubrication: None), providing flexibility for the user to apply a lubricant suitable for the specific application.

6208 Y/C78 Bearing Structural Features & Performance Benefits

The 6208's performance is derived from its fundamental deep groove ball bearing construction:

  • High-Speed Capability: The open design and absence of contact seals minimize friction and heat generation, enabling a high limiting speed of 8,300 rpm.
  • Robust Load Capacity: Manufactured entirely from Chrome Steel for the rings, balls, and cage, it offers a high radial dynamic load rating of 6542 lbf and a radial static load rating of 4002 lbf, ensuring long service life under demanding conditions.
  • Standard Precision: Built to ABEC 1 | ISO P0 tolerance class and standard radial internal clearance (CN), it provides reliable and consistent performance for the vast majority of industrial applications without the need for high-precision costs.
  • Versatile Mounting: The precise dimensional tolerances on the bore diameter, outside diameter, and width facilitate easy installation and interchangeability.

6208 Y/C78 Bearing Typical Application Areas

The 6208 is a workhorse component found in numerous sectors due to its balanced performance and reliability. Common applications include:

  • Electric Motors and Gearboxes
  • Industrial Pumps and Compressors
  • Material Handling Equipment (Conveyors, Pulleys)
  • Agricultural Machinery
  • General Industrial Machinery and Power Transmission Systems
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