Martin

Martin D5-R-48-09-4 Return Idler, D CEMA Rating, 5 in Dia Roll, 48 in W Belt, Steel

D5-R-48-09-4 MFG #: D5-R-48-09-4
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Martin D5-R-48-09-4 Return Idler, D CEMA Rating, 5 in Dia Roll, 48 in W Belt, Steel
  • Bearing Type: Sealed Ball
  • Belt Width: 48 in
  • CEMA Rating: D
  • Country of Origin: US
  • Distance Between Mounting Holes: 51 in
  • Manufacturer Name: Martin Sprocket & Gear
  • Material: Steel
  • Overall Width: 53 in
  • Roll Diameter: 5 in
  • Roller Length: 45.38 in
Steel returns are used to support the belt on the return side when the conveyed material is not sticky, corrosive or excessively abrasive. These rollers are available with a variety of coatings suitable for the specific application.
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  • Item Features
Limited
ECCN: EAR99|NIBA Certified
4-1/2 in Standard Bracket
  • Manufactured using sealed for life ball bearings for long maintenance-free operation
  • Martin premium triple labyrinth seal guard bearing protection
  • Minimum 9 ga tubing on all CEMA D rolls
  • Protected roll weld
  • Martin triple labyrinth seal guard offers a balance of seal performance and low rolling resistance
  • External shield deters impurities from entering the bearing housing
  • Flinger design removes contaminates away from the bearing housing by centrifugal force
  • Grease is injected into the labyrinth chambers during manufacturing to add an additional layer of protection against bearing contamination
  • The contact lip seal adds an additional level of protection against moisture and fine particulate contaminants
  • CEMA D idlers have sealed for life ball bearings
  • Martin CEMA D idlers offer low rolling resistance that allows for lower operating cost
  • Recessed and protected bearing housing weld protects against wear from belt
  • Oversized, solid steel shaft machined to 25 mm for bearings
  • Martin idlers have low TIR