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Model 31901 Variable Speed Pulley

31901X1 1/8PULLEY

Model 31901 Variable Speed Pulley
Item #102131762
  • 8 1/4 in Outside Diameter
Model 31901 Variable Speed Pulley
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    Shipment Options
  • 8 1/4 in Outside Diameter

applications

  • Agricultural machinery
  • Food packaging
  • Air handling systems
  • Textile spinning frames
  • Mixers
  • Pumps
  • Machine tools
  • Foundry snag grinders

features

  • Maintenance-free design
  • Hex center shaft eliminates drive keys
  • Cast iron flanges provide a long-wearing contact area
  • Shaft surface covered with a resilient elastomer for no metal-to-metal contact on any sliding surface
Maximum Ratio 8.8:1
Finished Bore 1 1/8 in
Belt Size 1922V
Origin Adjustable Center Spring Loaded
Belt Match 1
Pitch Diameter [Max] 8.03 in
Drive Type Adjustable Center - Driver, Adjustable Center - Driven, Fixed Center - Driven Only
Model 31901
Material Cast Iron
Keyway Size 1/4 x 1/8
Pitch Diameter 2.7 in
Pitch Diameter [Min] 2.7 in
Driven Series N/A
Overall Length 5.38 in, 9.44 in
Outside Dia. 8.25 in
Total Travel 0.59 in
Driver Style HM3/HEC3/HLA3
HP @ 1,750 rpm 1 1/2
Torque Rating 54 in lb
Side Moveable Two
Weight 12.5 LB
EAN or UPC 685144422996
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