Martin

Martin C4-R-30-4 Return Idler, Class C CEMA Rating, 4 in Dia Roll, 30 in W Belt, Steel

C4-R-30-4-MAR MFG #: C4-R-30-4
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Martin C4-R-30-4 Return Idler, Class C CEMA Rating, 4 in Dia Roll, 30 in W Belt, Steel
  • Bearing Type: Ball
  • Belt Width: 30 in
  • CEMA Rating: Class C
  • Country of Origin: US
  • Distance Between Mounting Holes: 39 in
  • Manufacturer Name: Martin Sprocket & Gear
  • Material: Steel
  • Overall Width: 41 in
  • Roll Diameter: 4 in
  • Roller Length: 33.38 in
Steel return idlers 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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  • Standards
  • Item Features
NIBA Certified
  • Manufactured using sealed for life ball bearings for long maintenance free operation
  • Ultimate Martin triple labyrinth seal guard bearing protection
  • Conform to all CEMA C load and dimensional requirements
  • 9 ga tubing exceeds industry wall thickness standards
  • External shield deters impurities from entering the bearing housing
  • Flinger design removes contaminates away from the bearing housing by centrifugal force
  • The contact lip seal adds additional level of protection
  • Martin CEMA C idlers offer extremely low rolling resistance that allows for lower operating cost
  • Roll gap meets NIBA recommendation
  • Patent pending idler end welding allows for protection against belt wear
  • 0.88 in solid steel shaft machined down to 20 mm at each end
  • Martin idlers have exceptionally low TIR runout
  • https://www.youtube.com/watch?v=Kfb2wz2FSyE