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CLUTCH SELECTION GUIDE


Noram 4000 Series Sprocket Clutches

  • Automatic centrifugal clutch
  • Rated up to 5 HP
  • 2000 RPM Engagement
  • Overload Protection
  • No-load Starting
  • Easy Installation
  • Bi-Directional
  • Speed Control
  • 3/16" Keyway
  • 4" Drum diameter
  • Industrial Strength Quality
Part No Bore Bearing Teeth Chain
NOR40009 3/4" Bushing 12 #35
NOR40011 3/4" Bushing 10 #40/41
NOR40013 3/4" Needle 13 #35

Maxtorque Sprocket Clutches

  • Automatic centrifugal clutch
  • No-Direction Clutch (Inboard or Outboard)
  • Sintered Metal Shoes
  • Weldless construction
  • Oilite Bushing
  • No adjustment required
  • Great for Go-Karts & Mini Bikes
Part No Bore Keyway Teeth Chain
STE255109 5/8" 3/16" 12 #35
STE255117 5/8" 3/16" 10 #41
STE255125 3/4" 3/16" 12 #35
STE255133 3/4" 3/16" 10 #41

Comet Sprocket Clutches

  • Automatic centrifugal clutch
  • Rated from 2.5 to 8 HP
  • No-Direction Clutch (Inboard or Outboard)
  • One Piece Sintered Metal Shoes
  • 4" OD
  • Great for Go-Karts & Mini Bikes
Part No Bore Keyway Teeth Chain
STE255000 5/8" 3/16" 12 #35
STE255026 * 1" 1/4" 12 #35
STE255018 3/4" 3/16" 12 #35
STE255042 3/4" 3/16" 10 #40/41
STE255059 * 1" 1/4" 10 #41
* Note: Outboard Mounting Only

Hilliard Sprocket Clutches

  • Automatic centrifugal Clutch
  • High Performance
  • Rated for up to 8 HP
  • Thermodynamic design absorbs heat without damaging springs
Part No Bore Teeth Chain OD Height
STE255220 3/4" 10 #40/41 4 3/16" 2 9/32"
STE255224 3/4" 12 #35 4 3/16" 2 9/32"

Noram 1600 Series Sprocket Clutches

  • Automatic Centrifugal Clutch
  • Rated for 6 - 10 HP
  • No Load Starting
  • Overload Protection
  • Speed Control
  • 360 Degree Contact Surface
  • Designed for more horsepower
Ideal Applications Include:
  • Construction Equipment
  • Drilling Equipment
  • Garden Equipment
  • Chipper-shredders
  • Road Machinery
  • Farm Machinery
  • Stump Cutters
  • Earth Augers
  • Compactors
Part No Bore Keyway Bearing Teeth Chain A B C
NOR160147 3/4" 3/16" Bushing 10 #40/41 4.7031" 2.5000" 0.6094"
NOR160151 * 1" 1/4" Needle 12 #35 4.7031" 2.9375" 0.5625"
NOR160153 * 1" 1/4" Needle 10 #40/41 4.7031" 2.9375" 0.5625"
NOR160155 1" 1/4" Bushing 14 #40/41 4.7031" 2.8438" 0.7344"
NOR160157 1" 1/4" Bushing 17 #35 4.7031" 2.8438" 0.7344"
* Note: Outboard Mounting Only

Noram 4000 Series Pulley Clutches

  • Automatic centrifugal clutch
  • Rated up to 5 HP
  • 2000 RPM Engagement
  • Overload Protection
  • No-load Starting
  • Easy Installation
  • Bi-Directional
  • Speed Control
  • 3/16" Keyway
  • 4" Drum diameter
  • Industrial Strength Quality

Part No Bore Bearing Pulley OD Pulley Groove Pulley Type
NOR40020 3/4" Bushing 3.5" 1 AB
NOR40026 3/4" Ball 4.0" 1 AB
NOR40028 3/4" Ball 5.5" 1 AB

Maxtorque Pulley Clutches

  • Automatic centrifugal clutch
  • No-Direction Clutch (Inboard or Outboard)
  • Sintered Metal Shoes
  • Weldless construction
  • Oilite Bushing
  • No adjustment required
  • Great for Go-Karts & Mini Bikes

Part No Bore Keyway Pulley Diameter Belt Size OD
STE255307 5/8" 3/16" 3 1/4" A or B 4 1/4"
STE255315 3/4" 3/16" 3 1/4" A or B 4 1/4"
  • Automatic centrifugal Belt Tensioner
  • Positive Engagement
  • Greater Torque
  • Less Slip
  • Extended Belt Life
  • Cast Iron Construction
  • Perfect for Walk Behind Trowels and Similar Implements
  • At a pre-determined rpm(2000), centrifugal force moves the shoes outward and wedges the clutch drum toward the pulley to close the groove and engage the belt.
Part No Bore Belt Size
NORWE01 3/4" A
NORWE02 3/4" B
NORWE03 7/8" A
NORWE05 1" A
NORWE06 1" B

Noram 1600 Series Pulley Clutches

  • Automatic Centrifugal Clutch
  • Rated for 6 - 10 HP
  • No Load Starting
  • Overload Protection
  • Speed Control
  • 360 Degree Contact Surface
  • Designed for more horsepower
Ideal Applications Include:
  • Construction Equipment
  • Drilling Equipment
  • Garden Equipment
  • Chipper-shredders
  • Road Machinery
  • Farm Machinery
  • Stump Cutters
  • Earth Augers
  • Compactors
Part No Bore Keyway Bearing Pulley OD Pulley Groove Pulley Type A B C
NOR160003 3/4" 3/16" Bushing 3.50" 1 AB 5" 2.8438" 1.0625"
NOR160005 3/4" 3/16" Ball 4.00" 1 AB 5" 2.6875" 0.8125"
NOR160007 3/4" 3/16" Ball 5.50" 1 AB 5" 2.8438" 0.8125"
NOR160015 1" 1/4" Bushing 3.50" 1 AB 5" 2.8438" 1.0625"
NOR160016 1" 1/4" Bushing 4.00" 1 AB 5" 2.8438" 0.8438"
NOR160017 1" 1/4" Bushing 3.50" 2 AB 5" 3.6563" 1.0625"
NOR160021 1" 1/4" Ball 4.00" 1 AB 5" 2.6875" 0.8125"
NOR160023 1" 1/4" Ball 4.00" 2 AB 5" 3.3125" 0.6875"
NOR160027 1" 1/4" Ball 5.50" 1 AB 5" 2.8438" 0.8125"

Noram 1800 Series Pulley Clutches

  • Engineered for a broad range of power demanding industrial applications
  • Three shoe configuration allows 360 degrees of contact surface for maximum torque efficiency with less slip and greater operating range
  • Shoe linings have high coefficient of friction and are resistant to wear, fading and troublesome vibration
  • Meets most industrial requirements
Ideal Applications Include:
  • Pumps
  • Compressors
  • Floor Buffers<
  • Construction Equipment
  • Drilling Equipment
  • Garden Equipment
  • Chipper-Shredders
  • Road Machinery
  • Farm Machinery
  • Stump Cutters
  • Earth Augers
  • Compactors
  • Trowels
  • Karts
Part No Bore Keyway Bearing Pulley OD Pulley Groove Pulley Type A B C
NOR180007 1" 1/4" Ball 4.00" 1 AB 5.25" 2.6875" 0.8125"
NOR180009 1" 1/4" Ball 4.00" 2 AB 5.25" 3.3125" 0.6875"
NOR180013 1" 1/4" Ball 5.50" 2 AB 5.25" 3.3750" 0.7813"
NOR180019 1" 1/4" Ball 4.50" 2 AB 5.25" 3.3750" 0.7813"
NOR180021 1 1/8" 1/4" Ball 4.50" 2 AB 5.25" 3.3750" 0.7813"
NOR180023 1 1/8" 1/4" Ball 5.50" 2 AB 5.25" 3.3750" 0.8125"


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