HORIZONTAL SHAFT IMPACTOR Model 4250 Spec Sheet 38" (.97 m) 92" (2.34 m) 50" (1.27 m) 87" (2.21 m) SHAFT – SAE4150 steel shaft BEARINGS – Self-aligning spherical roller bearing (180mm) ROTOR – 3 bar solid rotor design 96" (2.44 m) PRIMARY APRON – Fabricated 4” Hardox abrasive resistant steel – Adjustable for gradation control – Replaceable wear tips SECONDARY APRON – Fabricated 4” Hardox abrasive resistant steel – Adjustable for gradation control – Replaceable wear tips – Stress relieved IMPACT BARS ADJUSTMENT – Screw type for easy setting of crusher – Multiple chemistries available (350 lbs each) CRUSHER HOUSING – Fabricated 3/4” plate – Stress relieved – Rear section opens for easy access CHAMBER LINERS – 1-1/4” AR abrasive resistant steel – 500 Bhn cast steel side liners LUBRICATION – Grease system