Martin

Martin 4 C 70 Q Type J-2 Web Conventional Sheave, 1 to 2-5/8 in MST® Bushed Bore, 7.4 in OD, 4 Grooves, 7 in Dia Pitch, 4-1/2 in W Face

4 C 70 Q MFG #: 4 C 70 Q
$556.41 / EA
Non-Stock Item
Martin 4 C 70 Q Type J-2 Web Conventional Sheave, 1 to 2-5/8 in MST® Bushed Bore, 7.4 in OD, 4 Grooves, 7 in Dia Pitch, 4-1/2 in W Face
  • Bore Diameter: 1 to 2-5/8 in
  • Bore Type: MST® Bushed
  • Bushing Type: Q2
  • Country of Origin: US
  • Face Width: 4-1/2 in
  • Manufacturer Name: Martin Sprocket & Gear
  • Material: Cast Iron
  • Number of Grooves: 4
  • Outside Diameter: 7.4 in
  • Overall Length: 4.53 in
  • Pitch Diameter: 7 in
  • Suitable For Use With: C-Cross Section V-Belts
  • Type: Type J-2 Web
Conventional (wide/classical) sheaves are manufactured from class 30 gray iron (30,000 tensile strength) and can have a maximum speed of 6500 fpm. All Martin sheaves are statically balanced. Dynamic balancing should be considered for any sheaves exceeding.
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  • Item Features
  • Class 30 Gray Iron
  • Tolerances adhere to industry guidelines
  • Precise machining and processes ensure consistent finish and high quality
  • Statically balanced with maximum rim speed marked on print