Caterpillar 446B
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Contents:
Backhoe
| Load Height - Std | 14.15 ft in (4310 mm) |
| Reach From Swivel - Std | 21.67 ft in (6604 mm) |
| Dig Depth - Std | 17.13 ft in (5219 mm) |
| Reach At Load Height - Std | 6.66 ft in (2027 mm) |
| Bucket Rotation | 169 degrees |
| Loading Reach - Standard | 6.66 ft in (2.03 m) |
| Bucket Dig Force - Ext | 15150 lb (6871.93 kg) |
| Bucket Dig Force - Standard | 15200 lb (6894.61 kg) |
| Bucket Dig Force - Std | 15200 lb (6894.61 kg) |
| Dig Depth - Ext | 21.42 ft in (6528 mm) |
| Dig Depth - Standard | 17.2 ft in (5.25 m) |
| E-Stick Extended (1) | 21.5 ft in (6.56 m) |
| E-Stick Extended (2) | 25.75 ft in (7.85 m) |
| E-Stick Extended (3) | 15150 lb (6871.93 kg) |
| E-Stick Extended (4) | 7830 lb (3551.63 kg) |
| E-Stick Extended (5) | 4600 lb (2086.53 kg) |
| E-Stick Retracted (1) | 17 ft in (5.19 m) |
| E-Stick Retracted (2) | 21.5 ft in (6.56 m) |
| E-Stick Retracted (3) | 15150 lb (6871.93 kg) |
| E-Stick Retracted (4) | 11200 lb (5080.24 kg) |
| E-Stick Retracted (5) | 13660 lb (6196.08 kg) |
| Load Height - Ext | 16.06 ft in (4894 mm) |
| Loading Height - Standard | 14.2 ft in (4.33 m) |
| Reach At Load Height - Ext | 10.7 ft in (3261 mm) |
| Reach From Swing Pivot - Standard | 21.66 ft in (6.61 m) |
| Reach From Swivel - Ext | 25.82 ft in (7868 mm) |
| Stick Dig Force - Standard | 10800 lb (4898.8 kg) |
| Stick Lift At 2440 Mm (8 Ft) - Standard | 13540 lb (6141.65 kg) |
Dimensions
| Transport Length | 25.12 ft in (7654 mm) |
| Transport Width | 7.99 ft in (2434 mm) |
| Transport Height | 13.76 ft in (4193 mm) |
| Wheelbase | 7.33 ft in (2233 mm) |
| Ground Clearance | 1.09 ft in (332 mm) |
| Height To Top Of Suspended Cab | 9.4 ft in (2864 mm) |
Loader
| Clearance At Max Dump Height | 8.86 ft in (2699 mm) |
| Reach At Max Dump Height | 2.85 ft in (868 mm) |
| Dig Depth | 6.38 in (162 mm) |
| Dump Reach At Maximum Angle - Single Tilt | 3 ft in (0.92 m) |
| Lift Capacity At Full Height - Single Tilt | 8610 lb (3905.44 kg) |
| Bucket Breakout Force - Single Tilt | 11610 lb (5266.21 kg) |
| Bucket Capacity - General Purpose | 1.75 yd3 (1.34 m3) |
| Bucket Breakout Force | 12589.3 lb (56 kN) |
| Bucket Capacity | 1.44 yd3 (1.11 m3) |
| Dig Depth - Single Tilt | 6.4 in (162.56 mm) |
| Bucket Width - General Purpose | 96 ft |
| Lift Capacity At Full Height | 8752.36 lb (3970 kg) |
| Bucket Width | 95.83 in (2434 mm) |
| Dump Height At Maximum Angle - Single Tilt | 8.9 ft in (2.72 m) |
Engine
| Number Of Cylinders | 4 |
| Engine Make | 2236 |
| Engine Model | 3114 DIT |
| Gross Power | 110 hp (82.1 kw) |
| Net Power | 102 hp (76.1 kw) |
| Power Measured @ | 2200 rpm |
| Displacement | 268 cu in (4.4 L) |
| Bore | 4.2 in (105 mm) |
| Stroke | 5 in (127 mm) |
| Net Power - Sae J1349 | 102 hp (76.1 kw) |
| Gross Power - Sae J1995 | 110 hp (82.1 kw) |
| Net Torque Rise - 1,400 Rpm - Standard | 32.6 % |
| Engine Model - Standard | Cat 3114T Diesel |
| Net Power (Optional) - Sae J1349 | 101 hp (75.4 kw) |
| Net Power (Optional) - Iso 9249 | 102 hp (76.1 kw) |
| Net Power (Optional) - Iso 1585 | 102 hp (76.1 kw) |
| Net Power (Optional) - Eec 80/1269 | 102 hp (76.1 kw) |
| Net Power (Optional) - Din 70020 | 107PS |
Operational
| Fuel Capacity | 33.1 gal (125 L) |
| Operating Weight 4wd | 19599.1 lb (8890 kg) |
| Turning Radius | 18.8 ft in (5700 mm) |
| Tire Size Front - 2wd / 4wd | 14.5/75 x16.1,10PR,F3 / 12.5x20,10PR,R4 |
| Rear Tires Size 2wd/4wd | 21Lx24,12PR,R4 |
Power Train
| Forward - 2nd | 5.5 mph (8.9 km/h) |
| Forward - 3rd | 7.2 mph (11.6 km/h) |
| Forward - 4th | 11.7 mph (18.9 km/h) |
| Reverse - 2nd | 7.2 mph (11.6 km/h) |
| Reverse - 3rd | 12.8 mph (20.6 km/h) |
| Auto-Shift - Optional - Forward 1st | 3.5 mph (5.7 km/h) |
| Forward - 5th | 19.6 mph (31.6 km/h) |
| Auto-Shift - Optional - Reverse 1st | 3.5 mph (5.7 km/h) |
Transmission
| Transmission Type | auto-shift |
| Number Of Forward Gears | 4 |
| Number Of Reverse Gears | 3 |
| Max Speed - Forward | 19.6 mph (31.5 km/h) |
| Max Speed Reverse | 12.9 mph (20.6 km/h) |
Weights
| Operating Weight - Maximum | 19603.5 lb (8892 kg) |
| Operating Weight - Nominal | 19603 lb (8891.8 kg) |
| Counterweights - Option 1 | 35 lb (15.9 kg) |
Hydraulic System
| Stroke | 1 ft in (281 mm) |
Hydraulic
| Pump Type | LSPC closed center |
| Pump Flow Capacity | 47.1 gal/min (178 L/min) |
| Relief Valve Pressure | 3248.9 psi (22400 kPa) |
Hydraulic System
| Pump Type | Variable - flow, axial piston |
| Circuit Type | Closed - center |
| Pump Capacity At 2,200 Rpm | 47 gal/min |
| System Pressure | 3250 psi |
| Steering Type | Front Wheel |
| Power Steering | Hydrostatic |
| Rod Diameter | 2.31 in |
| 4wd Cylinder - Bore | 3.25 in |
| Brake System | Fully enclosed, hydraulic, multiple disk |
| 2wd Cylinder - Bore | 3.3 in (82.6 mm) |
Standards
| Cab - Rops | SAE J394, SAE J1040 Apr 88, ISO 3471 1986 |
| Brakes | SAE J1473 October 1990 and ISO 3450 1985 |
| Cab - Sound | ANSI/SAE J1166 May 90 is 81 dB (A) |
| Exterior Sound | SAE J88 Jun 86, is 76dB (A) |
Axle Ratings
| Front Axle (4wd) - Static | 21230 lb (9629.8 kg) |
| Rear Axle - Static | 20194 lb (9159.9 kg) |
| Front Axle (2wd) - Static | 21230 lb (9629.8 kg) |
Service Refill
| Cooling System - A/C | 7.9 gal (30 L) |
| Fuel Tank | 33 gal (125 L) |
| Engine Oil - With Filter | 2.9 gal (11 L) |
| Rear Axle | 8.2 gal (31.1 L) |
| Front Axle (4wd) | 2.5 gal (9.5 L) |
| Front Axle - Planetaries | 0.3 gal (0.8 L) |
| Hydraulic System | 41 gal (155.3 L) |
| Hydraulic Tank | 15.1 gal (57.2 L) |
| Transmission - Auto-Shift - 2wd | 6.9 gal (26.2 L) |
Operating Specifications - Backhoe
| Turning Circle - Outside - Front Wheels | 28.8 ft in (8.8 m) |
| Turning Circle - Outside, Widest Loading Bucket | 37.3 ft in (11.4 m) |
