JCT-4661, 90 Lb Paving Breaker

JCT-4661, 90 Lb Paving Breaker

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JCT-4661, 90 Lb Paving Breaker

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JET® Paving Breakers are designed for your demolition needs. Each model features full control throttle, drop forged cylinders, rubber handle grips, and four-bolt head-to-cylinder construction for maximum durability.


  • Drop Forged cylinder for added durability
  • Easy servicability with the 4-Bolt backhead
  • Heavy duty front headsprings decrease repetitive impact forces reducing fatigue
  • Heavy-Duty, industry proven design
  • Large diameter, smooth stroke piston
  • Rubber handle grips reduce vibration
  • Replaceable front head bushing
  • Chisel retainer latch
  • All shank sizes accommodate standard steel
  • Performace @ 90 PSI. Air Inlet NPT 3/4". Min Hose Size 3/4"


  • Hex Shank Size (In.) 1-1/8 x 6
  • Piston Diameter (In.) 2-5/8
  • Piston Stroke (In.) 6
  • Blows Per Minute (BPM) 1,250
  • Oil Reservoir Capacity (cc) 36
  • Energy Per Blow @ 90 PSI (Ft.) (Lb.) 183
  • Air Inlet (NPT/In.) 3/4
  • Min. Air Hose (ID/In.) 3/4
  • Air Pressure (PSI) 90
  • Air Consumption (CFM) 77
  • Noise Level (dB) (A) 110
  • Vibration Value (m/s²) 17.3
  • Overall Length (In.) 36-1/2
  • Weight (Lbs.) 92.4

Warranty Information


JET warrants every product it sells. If one of our tools needs service or repair, one of our Authorized Service Centers located throughout the United States can give you quick service. In most cases, any of these JPW Industries Authorized Service Centers can authorize warranty repair, assist you in obtaining parts, or perform routine maintenance and major repair on your JET tools. For the name of an Authorized Service Center in your area call 1-800-274-6848.


Full Series

Stock No.Model No.Hex Shank Size (In.)Piston Diameter (In.)Piston Stroke (In.)Blows Per Minute (BPM)Oil Reservoir Capacity (cc)Purchase
Stock No.550660Model No.JCT-4660Hex Shank Size (In.)1-1/8 x 6Piston Diameter (In.)2-1/4Piston Stroke (In.)4Blows Per Minute (BPM)1,400Oil Reservoir Capacity (cc)18Buy Now >> 550661
Stock No.550661Model No.JCT-4661Hex Shank Size (In.)1-1/8 x 6Piston Diameter (In.)2-5/8Piston Stroke (In.)6Blows Per Minute (BPM)1,250Oil Reservoir Capacity (cc)36Buy Now >> 550661

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