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$120.73 Each


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Jan. 6, 2019

To establish issues arising from lub failure, consider looking for discolored rolling elements, and rolling element tracks. You should also check for excessive wear in the bearing.

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Additional Description

Item Details
Manufacturer: MRC Bearing Service
Weight: 0.73 lbs.
Product Name: Marathon Series 4-Bolt Flange Unit
Description: 25 mm Shaft, 70 mm Bolt Hole Spacing, Contact Seals, Setscrew Locking, Non-Relubricatable, Stainless Steel Insert
Inch/MetricMetricFlange Type4-Bolt Flange
Shaft Dia. [Min]Shaft Dia. [Max]
Shaft Dia.25 mmMounted Unit DutyCorrosion Resistant-Duty
Bearing TypeBall BearingLocking DeviceSetscrew Locking Inner Ring
Housing Length95 mmBolt Hole Spacing70 mm
Bolt Circle Dia.Bearing DesignNon-Expansion
End TypeOpen EndHousing Construction1 Piece
Housing MaterialCompositeLubricationNon-Relubricatable
Seal TypeContact SealsCenter of Bearing to Back of Flange Unit
Radial Internal Clearance SpecificationSeries
Axial Load [Max]Axial Load
Bearing Cavity Dia.Bearing Clearance
Bearing InsertRRH25BRRBolt Hole Size11 1/2 mm
Bolt SizeM10Center Line to Base Dimension [Min]
Center Line to Base Dimension [Max]Center Line to Base Dimension
Center of Bearing to Back of Inner RingCenter of Bearing to Front of Inner Ring
Collar ExtensionCollar O.D.
ColorCounterbore Dia.
Dynamic Load Rating2520 lbfFlange Style4-Bolt
Flange Thickness15 mmHousing Height95 mm
Housing No.Housing Width31 mm
Insert TypeStainless Steel InsertLength Through Bore34.1 mm
Location Spigot NLocation Spigot V
Lub Fitting TypeMisalignment Range
Outer Ring Size205Overall Width38.8 mm
Pilot DepthPilot Diameter [Min]
Pilot Diameter [Max]Pilot Diameter
RPM [Min]RPM [Max]
RPMSize Code
Special FeaturesStatic Load Rating [Max]1750 lbf
Temperature Range [Min]Temperature Range [Max]
Total Float  
Product Information
  • Frequent washdowns
  • Food and liquid contaminants
  • Exposure to harsh cleaning agents
  • Hot and cold temperatures
  • Features
  • Light gray, food-compatible polyamide composite housing with embedded steel coils
  • Filled polyurethane base
  • 304 stainless steel setscrews 120° apart
  • 304 stainless steel double contact seal and flinger
  • Benefits
  • The unit's multi-functional seal has proven to be highly effective against wet and dry contaminants
  • Compliances
  • USDA-approved, H1 synthetic grease for internal lubrication
  • Specifications:

    Locking Setscrew Locking Inner Ring
    Bearing Type Ball Bearing

    Return policy

    Item must be unused.

    Item must be in it's original package.

    Product's availability

    State of California Proposition 65 Product Warning