SG250XP0

1" Stainless Steel Constant Section Bearings

SG250XP0 1" Stainless Steel Constant Section Bearings
SG250XP0 1" Stainless Steel Constant Section Bearings

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Part No.
Part No. SG250XP0

Basic Information

Bearing type Ball
System of measurement Inch
Thin section bearings type Reali-Slim Stainless Steel
Construction Single Row
Weight 19.5 lbs
Tolerance class ABEC-1
Seal type Open
For load direction Four Point Contact

Main Dimensions

Bore diameter 25"
Bore diameter tolerance -0.0018"– 0"
Outside diameter 27"
Outside diameter tolerance -0.0018"– 0"
Width 1"
Width tolerance +.000 –.010"

Inner Ring Dimensions

Shoulder diameter inner ring 25.742"

Outer Ring Dimensions

Outer ring small-side face inner diameter 26.258"

Performance

Temperature range -30°C to 110 °C
Radial dynamic load rating 19360 lbf
Radial static load rating 42680 lbf
Axial dynamic load rating 33780 lbf
Axial static load rating 106700 lbf
Dynamic load moment 188838 lbf
Static load moment 554900 lbf
Rated load moment 188 ft-lbf
Lubrication Lubricated
Radial internal clearance 0.0000 – 0.0005"

Materials

Ring material Stainless Steel
Ball material Stainless Steel
Cage material Brass

Environment & Compliance

ROHS Compliant
Technical Drawings No drawings available at the moment, will be launched soon
Price: $ 2690.85 / each
In Stock

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SG250XP0 Bearing Product Overview & Core Advantages

The SG250XP0 represents a premium thin-section four-point contact ball bearing engineered for applications demanding high precision and compact design. Manufactured with stainless steel rings and balls, this single-row bearing excels in handling combined radial and axial loads simultaneously from any direction. Its inch-series construction (25" bore, 27" OD, 1" width) provides exceptional space savings while maintaining high rigidity and reliable performance in demanding environments. With ABEC-1 precision and comprehensive ROHS compliance, it delivers consistent accuracy and environmental safety.

SG250XP0 Bearing Model Code Explained, Specifications & Naming Convention

Code Segment Technical Meaning
SG Reali-Slim Stainless Steel Bearing Series
250 Bore Diameter: 25 inches
XP Extra Precision (ABEC-1 tolerance class)
0 Open construction (no seals)

SG250XP0 Bearing Structural Features & Performance Benefits

Four-Point Contact Design: Enables the bearing to support combined radial and axial loads in any direction without requiring additional bearing arrangements, simplifying system design and reducing overall envelope size.

Stainless Steel Construction: Both rings and balls manufactured from stainless steel provide excellent corrosion resistance and suitability for harsh environments, while maintaining dimensional stability across the operating temperature range (-30°C to 110°C).

High Load Capacity: Delivers exceptional static and dynamic load ratings (Radial dynamic: 19,360 lbf, Axial dynamic: 33,780 lbf) despite its thin-section profile, making it ideal for applications with significant moment loads (Rated load moment: 188 ft-lbf).

Precision Engineering: ABEC-1 tolerance class ensures consistent performance and smooth operation, while the brass cage provides reliable ball guidance and stability at various operating speeds.

SG250XP0 Bearing Typical Application Areas

  • Robotics and Automation: Rotary joints, manipulator arms, and precision positioning systems
  • Aerospace Equipment: Control mechanisms, radar platforms, and satellite positioning systems
  • Medical Imaging Systems: CT scanners, MRI components, and rotational diagnostic equipment
  • Semiconductor Manufacturing: Wafer handling robots, precision stages, and processing equipment
  • Industrial Machinery: Rotary tables, indexing devices, and precision motion control systems
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