Production
| Description | Utility tractor / A high-speed fourth gear was optional in most 630 series transmissions, an H would appear at the end of the model number to inidcate this option. |
|---|---|
| Factories | Rock Island, Illinois, USA |
| Manufacturer | J.I. Case |
| Original price | $4,500 |
| Total built | 1,181 |
Engine
| Engine type | J.I. Case 3.1L 4-cyl diesel |
|---|---|
| Fuel tank | 22 gal (83.3 L) |
| Bore/Stroke | 3.8125x4.125 inches (97 x 105 mm) |
| Compression | 17.5:1 |
| Description | J.I. Case / diesel / 4-cylinder / liquid-cooled |
| Displacement | 188.4 ci (3.1 L) |
| Rated RPM | 2250 |
| Starter volts | 12 |
| Belt (claimed) | 50 hp (37.3 kW) |
| Drawbar (tested) | 43.71 hp (32.6 kW) |
| Plows | 4 |
| PTO (tested) | 48.85 hp (36.4 kW) |
Transmission
| Clutch | hydraulic wet disc / dry disc / dry disc / dry disc |
|---|---|
| Description | Tractors equipped with the Case-o-Matic were sometimes referred to as the 630C. |
| Gears | 8 forward and 2 reverse / 12 forward and 3 reverse / 8 forward and reverse / 4 forward and 1 reverse |
| Transmission | Case Case-o-matic / Case Tripl-Range / Case Dual-Range |
| Type | torque converter / gear |
| Transmission type | 8-speed torque converter / 12-speed / 8-speed / 4-speed gear |
| Transmission type | 8-speed torque converter / 12-speed / 8-speed / 4-speed gear |
Mechanical
| Cab | Open operator station. |
|---|---|
| Description | Differential mechanical dry disc brakes |
| Drive type | Two-wheel drive |
| Steering | power assist |
Hydraulics
| Type | Dual-Control |
|---|
Hitch
| Type | Case Eagle Hitch |
|---|
PTO
| Rear PTO | continuous |
|---|---|
| Rear PTO Type | 540 (1.375) |
Electrical
| Batteries | 2 |
|---|---|
| Battery volts | 6 |
| Ground | positive |
Dimensions & Tires
| Front tread | 52 inches (132 cm) |
|---|---|
| Rear tread | 48 to 76 inches (121 to 193 cm) |
| Front tire | 7.50-16 |
| Rear tire | 16.9-28 |
| Weight | 4600 to 4800 pounds |
| Ag front | 7.50-16 |
| Ag rear | 16.9-28 |
630 Serial Number Location
| Description | Serial number plate on the right side of the instrument panel. |
|---|
630 Serial Numbers
| 1960 | 6144001 |
|---|---|
| 1961 | 6162601 |
| 1962 | 8190001 |
| 1963 | 8208001 |
| Description | FAQ: How to read a serial number table. |
Belt Pulley
| Diameter | 9.25 inches (23 cm) |
|---|---|
| Width | 6 inches (15 cm) |
J.I. Case 630 Weight
| Ballasted | 9,725 lbs (4411 kg) |
|---|---|
| Operating | 4,600 lbs (2086 kg) |
Nebraska Tractor Test 787
| Description | Diesel Case-O-Matic 2WDApril 7 - 21, 1961Link: Nebraska Tractor Test 787 file / PTO performance / Drawbar performance / Gear 5 used for power test. / Gear 1 used for pull test. |
|---|---|
| Fuel use | 3.9 gal/hour (14.8 l/hour) / 3.5 gal/hour (13.2 l/hour) |
| Max power | 43.71 hp (32.6 kW) |
| Max pull | 7,190 lbs (3261 kg) |
| Power at rated engine speed | 48.85 hp (36.4 kW) |
| Power at rated PTO speed | 45.24 hp (33.7 kW) |
Nebraska Tractor Test 788
| Description | Diesel 12-speed 2WDApril 10 - 22, 1961Link: Nebraska Tractor Test 788 file / PTO performance / Drawbar performance / Gear 7 used for power test. / Gear 1 used for pull test. |
|---|---|
| Fuel use | 3.3 gal/hour (12.5 l/hour) / 3.2 gal/hour (12.1 l/hour) / 3.2 gal/hour (12.1 l/hour) |
| Max power | 40.68 hp (30.3 kW) |
| Max pull | 6,987 lbs (3169 kg) |
| Power at rated engine speed | 48.24 hp (36.0 kW) |
| Power at rated PTO speed | 47.40 hp (35.3 kW) |
References
| Description | 1960 Progress Parade of Case Farm Equipment published by J.I. Case / A Complete New Line of Case Plus-Powered Tractors published in 1960, by J.I. Case |
|---|
Tractor Tests
| Description | NTTL 787: diesel Case-O-Matic 2WD / NTTL 788: diesel 12-speed 2WD |
|---|
Variants
| 630 | diesel standard |
|---|---|
| 631 | diesel row-crop |
| 640 | gas standard |
| 641 | gas row-crop |