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Kelley 3-Point & Skid Steer Commercial Backhoe

FEATURES

  • 9' Maximum Digging Depth - 11'2" Reach.
  • Category I or II Three-Point Rigid Hitch Mounting with Kelley Stabilizing Kit for Maximum Digging Power. Also Available are Semi-Rigid Frame Mount Kits for some Tractors if Desired.
  • Selected Skid Steer Loader Mountings offer a wide variety of Mounting Versatility.
  • Dual Double-Acting Swing Cylinders for Double-Swing Power and Control with the Kelley Exclusive Patented Hydraulic Swing Cushioning for Smooth Stopping without the need for Rubber Swing Stops.
  • Fold-Out Hydraulic Stabilizer Legs with Standard Steel Pads. Optional Rubber Street Pads available for Stabilizer Legs.
  • Adjustable Folding Cushioned Seat.
  • Available Bucket sizes are 9", 12", 15", 18", 24" and 36". All Buckets feature Heavy-Duty Design with Side Cutting Edges and "2A" Size Replaceable Bucket Teeth for Digging in all Types of Soils. Optional Ripper Tooth Assembly used for Roots, Frozen or Compacted Ground.
  • 540 RPM PTO Independent Hydraulic Pump System is optionally available.
  • Easy to Mount and Detach. Affordable and Economical to Own and Operate.

  • Double Hydraulic Swing Cylinders with Kelley Exclusive Patented Hydraulic Swing Cushioning.
  • Six-Spool Sectional Control Valve with Adjustable Master Relief Valve and Hydraulic Pressure Gauge is Standard. Safety Unload Feature on Boom Circuit for Operator Protection and Four Individual Circuit Reliefs to Protect certain Circuits from Abuse. Good Valve Feathering Characteristics for Superb Operational Control.
  • Power Beyond Capability available as an Optional Kit.
  • Two Lever Hydraulic Control for Ease of Operation.
  • Sturdy Tubular and Box Design for the Frame, Boom and Dipper Stick Assemblies.
  • All Plated Pins are Locked in Place for Maximum Wear Protection, with Replaceable Steel Wear Bushings and Wide Pin Bearing Support at Major Pivot Points.
  • Seven Powerful Double-Acting Hydraulic Cylinders featuring NitroSteel Black Piston Rods for Superior Wear and Corrosive Resistance Over Chrome Shafts and High Quality Seals for Dependable Long Life Performance.
  • Backhoe is Equipped with a Safety Transportation Boom Lock.
  • Hoses have Abrasive-Resistant Coverings for Longer Life and Protective Nylon Incasing on Hoses at Major Pivot Point Areas.
  • Wide Stance Hydraulic Foldout Stabilizer Legs for Good Operating Control.
  • Optional Independent 540 RPM PTO Hydraulic Pump System is Complete with Reservoir, 9 GPM Pump, Filter, Hoses and Mounting Parts for Tractor Mounted Units.
  • Rubber Street Pads for Stabilizer Legs Available.
  • Optional Rubber Tooth Assembly used for Roots, Frozen and Compacted Ground.


11'-2" Reach - The Kelley B851 Backhoe is Painted All Black as
Standard or the Deluxe Yellow and Black Paint may be ordered.


B851 BACKHOE SPECIFICATIONS
A. Maximum Digging Depth 9'
A. Maximum Digging Depth - 2' Flat Bottom 8'-6"
B. Reach From Swing Pivot 11'-2"
C. Transport Height 7'8"
D. Bucket Clearance 7'-6"
E. Bucket Rotation 180o
F. Swing Arc 180o
G. Stabilizer Spread Down (Operating) 9'4"
H. Stabilizer Spread Up (Transporting) 5'10"
Bucket Pry-Out Power - In Excess Of 6,725 lbs.
Bucket Curl Power at Cutting Tip 3,591 lbs.
Crowd Power at End of Dipper Stick 2,510 lbs.
Lift at End of Boom 733 lbs.
Lift at End of Stick With Boom & Dipper Stick Extended 582 lbs.
Hydraulic System Relief Valve Setting 2200 PSI
Hydraulic Flow Requirements 6.0 to 8.0 GPM
Shipping Weight (Less Bucket) 1,238 lbs.
Recommended Tractor Size 30 to 65 HP
Boom Cylinder Bore 2.5" / Stroke 26"
Dipper Stick Cylinder Bore 2.5" / Stroke 20"
Bucket Cylinder Bore 2.5" / Stroke 20"
Swing Cylinder (Two) Bore 2.5" / Stroke 10"
Stabilizer Cylinders (Two) Bore 2.2" / Stroke 13"

BUCKET SPECIFICATIONS
Bucket Width Cutting Width Number of Teeth Weight Heaped Capacity Struck Capacity
9" 10" 3 86 lbs. 0.86 cu. ft. 0.75 cu. ft.
12" 13" 3 90 lbs. 1.14 cu. ft. 1.0 cu. ft.
15" 16" 4 101 lbs. 1.56 cu. ft. 1.25 cu. ft.
18" 19" 4 112 lbs. 1.85 cu. ft. 1.5 cu. ft.
24" 25" 5 133 lbs. 2.38 cu. ft. 2.0 cu. ft.
36" 37" 6 160 lbs. 3.40 cu. ft. 3.0 cu. ft.

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