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INA / Spherical plain bearings

INA GE31-ZO-2RS-E

Spherical plain bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
31.75 mm
Outside diameterD
50.8 mm
WidthB
27.762 mm
Dynamic load ratingC
86.6 kN
Static load ratingC0
433 kN
Mass≈m
0.22 kg

Use this page as a technical reference. Verify the current manufacturer specification and the complete application requirements before selection.

Technical data

Product specifications

Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.

Core specifications8 parameters
Core specifications
ParameterSymbolValue
Bore diameterd31.75 mm
Outside diameterD50.8 mm
WidthB27.762 mm
Basic dynamic load ratingC86.6 kN
Basic static load ratingC0433 kN
Mass≈m0.22 kg
Minimum operating temperatureTmin-30 °C
Maximum operating temperatureTmax130 °C
Manufacturer Identity3 parameters
Manufacturer Identity
ParameterSymbolValue
Schaeffler Product Code2411636
BrandINA
Base TypeGE31-ZO-2RS-E
Product Identity2 parameters
Product Identity
ParameterSymbolValue
ConstructionRadial spherical plain bearing, requiring maintenance, sliding contact surface: steel/stee,, inch size, sealed design
Short DescriptionSpherical plain bearing
Technical Data24 parameters
Technical Data
ParameterSymbolValue
Bore Diameter Bearing (D)31.75 mm
Outside Diameter Bearing (D)50.8 mm
Width Inner Ring (B)27.762 mm
Basic Dynamic Load Rating, Radial (Cr)86,600 N
Basic Static Load Rating, Radial (C0R)433,000 N
Operating Temperature Min. (Tmin)-30 °C
Operating Temperature Max. (Tmax)130 °C
Housing Connection Diameter (Da Min)40.5 mm
Width Inner Ring, Upper Tolerance (Bot)0 mm
Edge Spacing (R1Smin)0.6 mm
Outside Diameter, Upper Tolerance (Dot)0 mm
Bore Diameter Bearing, Upper Tolerance (Dot)0 mm
Radial Clearance, Maximum (Grmax)0.18 mm
Radial Clearance, Minimum (Grmin)0.08 mm
Width, Outer Ring (C)23.8 mm
Width Outer Ring, Lower Tolerance (Cot)-0.3 mm
Edge Spacing (R2Smin)0.6 mm
Ball Diameter (Dk)45.5 mm
Width Outer Ring, Upper Tolerance (Cut)0 mm
Bore Diameter Bearing, Lower Tolerance (Dut)-0.012 mm
Tilt Angle (Α)6 °
Width Inner Ring, Lower Tolerance (But)0 mm
Connection Measure Inner Ring (Da Max)36 mm
Outside Diameter, Lower Tolerance (Dut)-0.013 mm

Technical documents & data sheet

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Record identity
INA GE31-ZO-2RS-E
Document matching
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