# 1996 Caterpillar 312B for Sale in Athol, MA **URL:** ## Listing details - **Price:** $23,500.00 USD - **Listing ID:** 88985026 - **Year:** 1996 - **Manufacturer:** Caterpillar - **Model:** 312B - **Category:** Excavators - **Type:** Standard Excavators - **Serial number:** 9HR00248 - **Stock number:** XC248 - **Location:** Athol, MA ## Description 36" bucket, manual thumb, 4 cylinder Cat turbo, 30k lbs ## Machine details ### General Specifications - **hours:** 6104 - **operatingweight:** 30000 - **operatingweightUnit:** pound - **shippingweight:** 30000 - **shippingweightUnit:** pound - **hydraux:** No - **quickattach:** No - **ropstype:** Enclosed - **thumb:** Yes - **thumbtype:** Mechanical - **bucketwidth:** 36 - **bucketwidthUnit:** inch ## Manufacturer specifications ### Boom/Stick 1 - **Boom/Stick 1:** boom w/ stick 2100mm - **Max Cutting Height:** 27.01 ft (8.23 m) - **Max Digging Depth:** 16.84 ft (5.13 m) - **Max Loading Height:** 19.23 ft (5.86 m) - **Max Reach Along Ground:** 25.56 ft (7.79 m) - **Max Vertical Wall Digging Depth:** 14.54 ft (4.43 m) ### Boom/Stick 2 - **Boom/Stick 2:** Boom 14\\'1\\" (4300mm) / Stick 8\\'2\\" (2500mm) - **Max Cutting Height:** 27.81 ft (8.48 m) - **Max Digging Depth:** 18.21 ft (5.55 m) - **Max Loading Height:** 20 ft (6.1 m) - **Max Reach Along Ground:** 26.83 ft (8.18 m) - **Max Vertical Wall Digging Depth:** 16.31 ft (4.97 m) - **Shipping Height Of Unit:** 9.06 ft (2.76 m) - **Shipping Length Of Unit:** 24.92 ft (7.6 m) ### Boom/Stick 3 - **Boom/Stick 3:** Boom 14\\'1\\" (4300mm) / Stick 9\\'10\\" (3000mm) - **Max Cutting Height:** 28.53 ft (8.7 m) - **Max Digging Depth:** 19.85 ft (6.05 m) - **Max Loading Height:** 20.77 ft (6.33 m) - **Max Reach Along Ground:** 28.3 ft (8.63 m) - **Max Vertical Wall Digging Depth:** 17.54 ft (5.35 m) - **Shipping Height Of Unit:** 9.06 ft (2.76 m) - **Shipping Length Of Unit:** 24.97 ft (7.61 m) ### Buckets - **Maximum Bucket Capacity:** 1.1 cu yd - **Minimum Bucket Capacity:** 0.5 cu yd - **Reference Bucket Capacity:** 0.6 cu yd ### Dimensions - **Ground Clearance:** 1.45 ft (0.44 m) - **Height:** 9.0833 ft (2.77 m) - **Height To Top Of Cab:** 9.06 ft (2.76 m) - **Length:** 24.9167 ft (7.59 m) - **Length Of Track On Ground:** 9.13 ft (2.78 m) - **Removal Counterweight Clearance:** 3.02 ft (0.92 m) - **Tail Swing Radius:** 6.99 ft (2.13 m) - **Weight:** 28665 lbs (13000 kg) - **Width:** 8.1667 ft (2.49 m) - **Width To Outside Of Tracks:** 8.17 ft (2.49 m) ### Drive - **Maximum Drawbar Pull:** 22930 lbs (10400.89 kg) - **Travel Speed:** 3.4 mph (5.47 kph) ### Engine - **Aspiration:** Turbocharged - **Bore:** 4.1 in (10.41 cm) - **Displacement:** 259 cu in (4244.26 cu cm) - **Eec 80/1269:** 84 hp (62.64 kw) - **Engine Make:** 2236 - **Engine Model:** Cat 3064T Diesel Engine - **Engine Model:** 3064T - **Flywheel Power:** 84 hp (62.64 kw) - **Gross Power:** 91 hp (67.86 kw) - **Iso 9249:** 84 hp (62.64 kw) - **Net Power:** 84 hp (62.64 kw) - **Number Of Cylinders:** 4 - **Power Measured @:** 1900 rpm - **Sae J1349:** 84 hp (62.64 kw) - **Stroke:** 5.2 in (13.21 cm) ### Hydraulic System - **Boom Cylinder - Bore:** 4.3 in (10.92 cm) - **Boom Cylinder - Stroke:** 40 in (101.6 cm) - **Bucket Cylinder - Bore:** 4 in (10.16 cm) - **Bucket Cylinder - Stroke:** 37.5 in (95.25 cm) - **Main Implement System - Maximum Flow (2x):** 32 gpm (121.12 lpm) - **Maximum Pressure - Implements:** 4340 psi - **Maximum Pressure - Swing:** 3340 psi - **Maximum Pressure - Travel:** 4980 psi - **Pilot System - Maximum Flow:** 4.8 gpm (18.17 lpm) - **Pilot System - Maximum Pressure:** 570 psi - **Stick Cylinder - Bore:** 4.8 in (12.19 cm) - **Stick Cylinder - Stroke:** 47 in (119.38 cm) ### Operational - **Alternator Supplied Amperage:** 50 amps - **Cooling System Fluid Capacity:** 4.1 gal (15.52 l) - **Engine Oil Capacity:** 3.5 gal (13.25 l) - **Fuel Capacity:** 66.1 gal (250.19 l) - **Hydraulic Pump Flow Capacity:** 63.5 gpm (240.35 lpm) - **Hydraulic System Fluid Capacity:** 42.8 gal (162 l) - **Hydraulic System Relief Valve Pressure:** 4980 psi - **Operating Voltage:** 24 V - **Operating Weight:** 27410 lbs (12432.98 kg) - **Swing Drive Fluid Capacity:** 0.8 gal (3.03 l) ### Service Refill Capacities - **Cooling System:** 4.1 gal (15.52 l) - **Engine Oil:** 3.4 gal (12.87 l) - **Final Drive - Each:** 0.7 gal (2.65 l) - **Fuel Tank:** 66 gal (249.81 l) - **Hydraulic System - Including Tank:** 42.8 gal (162 l) - **Hydraulic Tank:** 25.9 gal (98.03 l) - **Swing Drive - Each:** 0.8 gal (3.03 l) ### Swing Mechanism - **Swing Speed:** 12.3 rpm - **Swing Torque:** 22422 lbs ft (30399.75 nm) ### Undercarriage - **Drawbar Pull:** 22930 lbs (10400.89 kg) - **Ground Pressure:** 5.66 psi - **Max Travel Speed:** 3.42 mph (5.5 kph) - **Shoe Size:** 19.69 in (50.01 cm) - **Track Gauge:** 6.53 ft (1.99 m) ### Weights - **Operating Weight:** 28680 lbs (13009.05 kg) ## About this model The Caterpillar 312B is a hydraulic excavator in Caterpillar's 12-ton class, designed for general earthmoving, trenching, utility work, and site preparation. It is typically equipped with a diesel engine, hydraulic boom and stick system, and a standard excavator undercarriage for tracked mobility and stability on uneven ground. The 312B is known for its compact size relative to larger excavators, making it suitable for confined job sites while still providing digging depth, lifting capability, and attachment versatility. Common applications include construction, landscaping, roadwork, and material handling. Availability of configurations may vary by market, year, and serial number. ## Photos ![1996 Caterpillar 312B](https://media.sandhills.com/img.axd?id=11039324657&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv2582DSvLkMndukXSXAgZOU) ![1996 Caterpillar 312B photo 2](https://media.sandhills.com/img.axd?id=11039324667&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv0En9IU2XrVNBPQwMaMlHyZ) ![1996 Caterpillar 312B photo 3](https://media.sandhills.com/img.axd?id=11039324677&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv0MbLN9%2bnWbs48VpR3wKWxY) ![1996 Caterpillar 312B photo 4](https://media.sandhills.com/img.axd?id=11039324688&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv1mnEavZaUggZ5Jp88NO1t3) ![1996 Caterpillar 312B photo 5](https://media.sandhills.com/img.axd?id=11039324705&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv0ArJ0kc8PLy4%2bfTk1NFpWw) ![1996 Caterpillar 312B photo 6](https://media.sandhills.com/img.axd?id=11039324722&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv2xzgXmBtmueNW3gvVqQE0w) ![1996 Caterpillar 312B photo 7](https://media.sandhills.com/img.axd?id=11039324735&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv3BJMYtJ2pv%2bA%2bSeKmE%2fwTB) ![1996 Caterpillar 312B photo 8](https://media.sandhills.com/img.axd?id=11039324942&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv345tNdjcbpvxGs%2fbC%2bvogb) ![1996 Caterpillar 312B photo 9](https://media.sandhills.com/img.axd?id=11039324963&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv3yn7j%2bBHaCwxpMKNKFRduP) ![1996 Caterpillar 312B photo 10](https://media.sandhills.com/img.axd?id=11039324955&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv0hILlCcZS6zc673SaaafSq) ![1996 Caterpillar 312B photo 11](https://media.sandhills.com/img.axd?id=11039324831&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv2gG0el3eUi2tVJU9A5ynot) ![1996 Caterpillar 312B photo 12](https://media.sandhills.com/img.axd?id=11039324837&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv27qMmxjoBB91jApifL5RfU) ![1996 Caterpillar 312B photo 13](https://media.sandhills.com/img.axd?id=11039324819&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv1usNskOlnM1FnQZv%2b5qF%2fC) ![1996 Caterpillar 312B photo 14](https://media.sandhills.com/img.axd?id=11039324855&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv3si0P7dAHtkOO1RgSCWmOm) ![1996 Caterpillar 312B photo 15](https://media.sandhills.com/img.axd?id=11039324745&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv2R21cX7CaG%2bJhcOvRjoYdY) ![1996 Caterpillar 312B photo 16](https://media.sandhills.com/img.axd?id=11039324756&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv1KevQMs8sPccV6Q%2f9O0COu) ![1996 Caterpillar 312B photo 17](https://media.sandhills.com/img.axd?id=11039324899&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv1zx%2fYBuF1w2X2IQ84ERCu6) ![1996 Caterpillar 312B photo 18](https://media.sandhills.com/img.axd?id=11039324786&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv2fk2PzSZ5gtxQjW0euuCk7) ![1996 Caterpillar 312B photo 19](https://media.sandhills.com/img.axd?id=11039324880&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv3DjVKFsbt%2fSiijcZyuCNMT) ![1996 Caterpillar 312B photo 20](https://media.sandhills.com/img.axd?id=11039324774&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv12qkuZKNISzTQ1rxGA%2f6wt) ![1996 Caterpillar 312B photo 21](https://media.sandhills.com/img.axd?id=11039324868&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv0sE5Yqpnb70ffQ9zmraJwh) ![1996 Caterpillar 312B photo 22](https://media.sandhills.com/img.axd?id=11039324800&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv12MeoFZ5%2bKQibrPsH8fgyQ) ![1996 Caterpillar 312B photo 23](https://media.sandhills.com/img.axd?id=11039324889&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv31k5XST8MsbcUJbFmHUHdz) ![1996 Caterpillar 312B photo 24](https://media.sandhills.com/img.axd?id=11039324923&wid=0&rwl=False&p=&ext=&w=600&h=400&t=&lp=&c=True&wt=False&sz=Max&rt=0&checksum=2uQVDJo5wv1jVhIPRunNGG3vYCS4u4SC) ![1996 Caterpillar 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