J.I. Case 420
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| Production | |
| Manufacturer | J.I. Case |
| Industrial Crawler tractor | |
| Built in Churubusco, Indiana, USA | |
| J.I. Case 420 Engines | |
| J.I. Case 2.4L 4-cyl gasoline | |
| J.I. Case 3.1L 4-cyl diesel | |
 Engine details ... |
| J.I. Case 420 Transmission | |
| 3-speed gear | |
 Transmission details ... |
| J.I. Case 420 Power | |
| Engine | 42 hp 31.3 kW |
| Mechanical | |
| Drive | crawler |
| Open operator station. | |
| Photos | |
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 J.I. Case 420 photos... | |
| Capacity | |
| Fuel | 8 gal (gas early) 30.3 L |
| 17 gal (diesel) 64.3 L | |
| 10 gal (diesel backhoe) 37.9 L | |
| Hydraulic system | 6 gal 22.7 L |
| Hydraulics | |
| Type | open center |
| Capacity | 6 gal 22.7 L |
| Pressure | 1475 psi 101.7 bar |
| Pump flow | 15.5 gpm (loader/dozer) 58.7 lpm |
| 19 gpm (loader-backhoe) 71.9 lpm | |
| Tractor hitch | |
| Type | Case Eagle Hitch OptOptional |
| Power Take-off (PTO) | |
| Rear PTO | transmission OptOptional |
| Rear PTO Type | 540 (1.375) |
| Engine RPM | 540@1660 |
| Dimensions & Tracks | |
| Weight | 4767 to 10050 pounds |
| 11-inch tracks | |
 Full dimensions and tracks ... | |
| J.I. Case 420 attachments | |
| blade | |
| front-end loader | |
| backhoe | |
 Attachment details ... |
| 420 Serial Numbers | |
| Location: | Serial number plate on the left side of the 420, below the arm rest. |
| 1959 | 3008188 (420) |
| 1960 | 3012301 (420B) |
| 1961 | 3016001 (420C) |
FAQ: How to read a serial number table. | |
| Belt Pulley | |
| Diameter | 8.5 inches 21 cm |
| Width | 6.5 inches 16 cm |
| RPM | 1160 |
| Electrical | |
| Ground | positive |
| Charging system | generator |
| Gas Batteries | 1 |
| Diesel Batteries | 2 |
| Battery volts | 12 |
| Gas Battery AH | 50 |
| Diesel Battery AH | 105 |
| References | |
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| The world's largest, most advanced crawler line published in 1959, by J.I. Case | |
| Operator's Instruction Manual 420C Crawler Diesel Engine (9-70321) published in 1960 | |
| Operator's Instruction Manual 420 Gasoline Crawler (9-9781) published in 1959 | |
| Industrial Wheel and Crawler Tractors and Equipment published in 1958, by J.I. Case | |
| Industrial Tractors and Equipment published in 1960, by J.I. Case |
| Page information | |
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| Peter Easterlund - owner/author | |
| Email: Peter@TractorData.com | |
| Updated on August 22, 2022 |