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446D Backhoe Loader

Posted By Equipment World Staff On November 7, 2007 @ 12:00 am In Breaking News | No Comments

When the job demands truly BIG power, the Cat 446D is ready. The most demanding backhoe loader jobs like road building and bridge work are just what the 446D is designed to do. You”ll load more, lift more and dig deeper with industry leading hydraulics, high-capacity buckets and heavy-duty, job specific tools. If you have a big job to do, you need a big backhoe loader and the Cat 446D is ready when you are.



















































































































































































































































































































































































































































































































































































































































































Engine

Units:  US 


Net Power – SAE J1349


101 hp


75 kW



Engine Model (Standard)


Cat® 3114 DIT


Cat® 3114 DIT



Gross Power – SAE J1995


110 hp


82 kW



Net Power – ISO 9249


102 hp


76 kW



Net Power – EEC 80/1269


102 hp


76 kW



Gross Power – ISO 14396


110 hp


82 kW



Net Power (Optional) – ISO 1585


102 hp


76 kW



Net Power – EEC 80/1269


102 hp


76 kW



Net Power – DIN 70020


107 ps


107 ps



Bore


4.13 in


105 mm



Stroke


5 in


127 mm



Displacement


268 in3


4.4 L



Net Torque Rise @ 1400 rpm – Standard


32.6 %


32.6 %



Net Peak Torque @ 1400 rpm – Standard – SAE J1349


336 lb ft


455 N·m




Backhoe



Dig Depth – Standard


16.8 ft


5142 mm



E-Stick Retracted


17.1 ft


5207 mm



E-Stick Extended


21.2 ft


6457 mm



Reach from Swing Pivot – Standard


21.9 ft


6636 mm



E-Stick Retracted


22 ft


6697 mm



E-Stick Extended


25.11 ft


7890 mm



Bucket Rotation


190 Degrees


190 Degrees



Bucket Dig Force – Standard


16950 lb


75.4 kN



E-Stick Retracted


16230 lb


72.2 kN



E-Stick Extended


16230 lb


72.2 kN



Stick Dig Force – Standard


11430 lb


50.8 kN



E-Stick Retracted


11400 lb


50.7 kN



E-Stick Extended


8230 lb


36.6 kN



Stick Lift @ 2440 mm (8 ft) – Standard


7451 lb


3379 kg



E-Stick Retracted


7343 lb


3330 kg



E-Stick Extended


4836 lb


2193 kg



Loading Height – Standard


14.41 ft


4392 mm



E-Stick Retracted


14.4 ft


4395 mm



E-Stick Extended


16.6 ft


5068 mm



Loading Reach – Standard


6.9 ft


2092 mm



E-Stick Retracted


6.6 ft


2004 mm



E-Stick Extended


10.5 ft


3187 mm




Weights



Operating Weight – Maximum


25357 lb


11500 kg



Operating Weight – Nominal


19666 lb


8939 kg



Cab, ROPS/FOPS


670 lb


304 kg



Extendible Stick (no weights)


661 lb


300 kg



Counterweights (Option 1)


1500 lb


682 kg



Air Conditioning


103 lb


47 kg



MP Bucket 1.1 m3 (1.5 yd3) w/o Fold-Over Fork


619 lb


281 kg



Counterweight


1000 lb


454 kg




Loader



Bucket Capacity – General Purpose


1.5 yd3


1.15 m3



Bucket Width – General Purpose


8 ft


2434 mm



Dump Height @ Max Angle – Single Tilt


8.92 ft


2720 mm



Dump Reach @ Max Angle – Single Tilt


2.81 ft


855 mm



Dig Depth – Single Tilt


6 in


153 mm



Lift Capacity @ Full Height – Single Tilt


9572 lb


4351 kg



Bucket Breakout Force – Single Tilt


13838 lb


61.7 kN




Hydraulic System



Circuit Type


Closed-center, load sensing


Closed-center, load sensing



Pump Capacity (@ 2200 rpm)


47.1 gal/min


178 L/min



System Pressure


3550 psi


24500 kPa



System Pressure – Backhoe


3550 psi


24500 kPa



System Pressure – Loader


3550 psi


24500 kPa



Pump Type


Variable-flow, axial piston, load sensing, closed center system


Variable-flow, axial piston, load sensing, closed center system



Steering Type


Ackerman


Ackerman



Power Steering


Hydrostatic, Hand Metering Unit


Hydrostatic, Hand Metering Unit



4WD Cylinder – Bore


3.25 in


82.55 mm



Stroke


11.1 in


281 mm



Rod Diameter


2.125 in


53.98 mm



Brake System


Fully enclosed, oil immersed, inboard, multiple disc


Fully enclosed, oil immersed, inboard, multiple disc



Axle Oscillation


11 Degrees


11 Degrees




Power Train



Auto-Shift (opt), Forward 1st


3.5 mph


5.6 km/h



Forward 2nd


5.5 mph


8.9 km/h



Forward 3rd


7.2 mph


11.6 km/h



Forward 4th


11.7 mph


18.8 km/h



Forward 5th


19.6 mph


31.5 km/h



Auto-Shift (opt), Reverse 1st


3.5 mph


5.6 km/h



Reverse 2nd


7.2 mph


11.6 km/h



Reverse 3rd


12.8 mph


20.6 km/h




Operating Specifications – Backhoe



Turning Circle: outside, front wheels


28.8 ft


8.8 m



Turning Circle: outside, widest loading bucket


37.4 ft


11.4 m




Axle Ratings



Front Axle, 2WD, Static


21230 lb


9630 kg



Front Axle, 4WD, Static


21230 lb


9630 kg



Dynamic


21230 lb


9630 kg



Rear Axle, Static


20194 lb


9160 kg



Dynamic


20194 lb


9160 kg




Service Refills



Cooling System, A/C


7.9 gal


30 L



Fuel Tank


33 gal


125 L



Engine Oil w/Filter


2.9 gal


11 L



Transmission, 2WD, Auto Shift


6.9 gal


26 L



Transmission, AWD, Auto Shift


6.9 gal


26 L



Rear Axle


8.2 gal


31 L



Front Axle, 4WD


2.5 gal


9.3 L



Front Axle, Planetaries


.21 gal


.8 L



Hydraulic System


41 gal


154 L



Hydraulic Tank


15.1 gal


57 L




Standards



Brakes


SAE J1473 and ISO 3450


SAE J1473 and ISO 3450



Cab – ROPS


SAE J394, SAE J1040, ISO 3471


SAE J394, SAE J1040, ISO 3471



Cab – Sound


ANSI/SAE J1166 is 81 dB(A)


ANSI/SAE J1166 is 81 dB(A)



Exterior Sound


SAE J88, is 76dB(A)


SAE J88, is 76dB(A)




Tires



Front 2WD Standard Size


14.5/75-16.1


14.5/75-16.1



Standard Ply


10


10



Front 4WD Standard Size


12.5-20, R4 10 PR


12.5-20, R4 10 PR



Rear 4WD Standard Size


21L-24, R4 16 PR


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