Caterpillar Fifty Specs ( 1931-1937 )
Production
| Description | Agricultural Crawler tractor / Built in Peoria, Illinois, USA |
|---|---|
| Manufacturer | Caterpillar |
Engine
| Description | Caterpillar 4-cyl gasoline |
|---|---|
| Engine type | Caterpillar 11.4L 4-cyl diesel / Caterpillar 13.6L 4-cyl diesel |
| Bore/Stroke | 5.25x8.00 inches (133 x 203 mm) / 5.75x8.00 inches (146 x 203 mm) |
| Description | Caterpillar / gasoline / 4-cylinder / liquid-cooled / Caterpillar / diesel / 4-cylinder / liquid-cooled / Caterpillar / diesel / 4-cylinder / liquid-cooled |
| Displacement | 693 ci (11.4 L) / 831 ci (13.6 L) |
| Rated RPM | 850 / 1000 |
| Description | Caterpillar 4-cyl gasoline |
| Engine type | Caterpillar 11.4L 4-cyl diesel / Caterpillar 13.6L 4-cyl diesel |
| Belt (tested) | 71.81 hp (53.5 kW) |
| Drawbar (tested) | 64.38 hp (48.0 kW) |
Transmission
| Gears | 4 forward and 1 reverse |
|---|---|
| Transmission type | 4-speed gear |
| Type | gear |
Mechanical
| Cab | Open operator station. |
|---|---|
| Drive | crawler |
Dimensions & Tires
| Weight | 18245 lbs (8275 kg) |
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Caterpillar Fifty Tracks
| Width | 15 inches (38 cm) |
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Dimensions & Tracks
| Description | 15-inch tracks |
|---|---|
| Weight | 18245 lbs (8275 kg) |
Nebraska Tractor Test 204
| Belt fuel use (max) | 6.7 gal/hour (25.4 l/hour) |
|---|---|
| Belt power (max) | 56.14 hp (41.9 kW) |
| Description | Gasoline 4-speed crawlerMay 18 - June 11, 1932Link: Nebraska Tractor Test 204 file / Drawbar performance / Gear 1 used for power test. / Gear 1 used for pull test. |
| Max power | 49.30 hp (36.8 kW) |
| Max pull | 12061 lbs (5470 kg) |
Nebraska Tractor Test 214
| Belt fuel use (max) | 4.6 gal/hour (17.4 l/hour) |
|---|---|
| Belt power (max) | 61.26 hp (45.7 kW) |
| Description | 11.4L diesel 4-speed crawlerMay 17 - June 2, 1933Link: Nebraska Tractor Test 214 file / Drawbar performance / Gear 1 used for power test. / Gear 1 used for pull test. |
| Max power | 52.61 hp (39.2 kW) |
| Max pull | 12765 lbs (5790 kg) |
Nebraska Tractor Test 240
| Belt fuel use (max) | 4.1 gal/hour (15.5 l/hour) |
|---|---|
| Belt power (max) | 61.04 hp (45.5 kW) |
| Description | 13.6L diesel (850 rpm) 4-speed crawlerAugust 19 - 29, 1935Link: Nebraska Tractor Test 240 file / Drawbar performance / Gear 2 used for power test. / Gear 1 used for pull test. |
| Max power | 52.99 hp (39.5 kW) |
| Max pull | 13109 lbs (5946 kg) |
Nebraska Tractor Test 241
| Belt fuel use (max) | 5.1 gal/hour (19.3 l/hour) |
|---|---|
| Belt power (max) | 71.81 hp (53.5 kW) |
| Description | 13.6L diesel (1000 rpm) 4-speed crawlerAugust 29 - September 16, 1935Link: Nebraska Tractor Test 241 file / Drawbar performance / Gear 1 used for power test. / Gear 1 used for pull test. |
| Max power | 64.38 hp (48.0 kW) |
| Max pull | 13490 lbs (6119 kg) |
Tractor Tests
| Description | NTTL 204: gasoline 4-speed crawler / NTTL 214: 11.4L diesel 4-speed crawler / NTTL 240: 13.6L diesel (850 rpm) 4-speed crawler / NTTL 241: 13.6L diesel (1000 rpm) 4-speed crawler |
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