| Manufacturer |
John Deere |
| Model |
640D |
| Cutterbar |
|
| Type |
Straight line knife drive system |
| Length, ft. (m) |
40.5-ft (12.34m) |
| Knife drive |
Dual knife base |
| Knife speed |
520 cycles/min |
| Cutterbar tilt |
Base hydraulic (9 degrees tilt max) |
| Pickup Reel |
|
| Number of slats |
6 Bat Poly Base |
| Fingers |
Nylon |
| Diameter, in. (mm) |
42 in. (1067 mm) |
| Height control |
Hydraulic |
| Speed control |
Hydraulic |
| Reel lift, in. (mm) |
13.0 in. (330mm) Cylinder Stroke; 15.4 in. (391.5 mm) Total Range |
| Reel fore and aft, in. (mm) |
14.1 in. (359 mm) Cylinder Stroke; 24.4 in (620 mm) Total Range |
| Reel resume |
Base |
| Reel reverse |
Base |
| Operating speeds, rpm |
6rpm to 54 rpm |
| Operating speeds, rpm (54-in. reel) |
--- |
| Slat Reel |
|
| Number of slats |
--- |
| Diameter, in. (mm) |
--- |
| Height control |
--- |
| Speed control |
--- |
| Operating speeds, rpm |
--- |
| Draper Belts |
|
| Width, in. (mm) |
Side belts 40 in. (1016 mm); Center belts 55 in. (1397 mm); Center belt not included with SPW configuration |
| Clean height, in. (mm) |
1 in. Cleats (25.4 mm) |
| Operating speed, ft./min. (m/min.) |
Side belts: variable up to 735 ft/min (223m/min); Center belts: 695 ft/min (212 m/min); Center belt not included with SPW configuration |
| Speed control |
Hydraulic from cab |
| Center belt reverse |
Base; Center belt not included with SPW configuration |
| Feed Drum |
|
| Diameter, in. (mm) |
16 in. (406mm); Feed drum not included with SPW configuration |
| Feed drum fingers |
Heavy-duty round 5/8 in. (16 mm) diameter with breakaway notch and retainer |
| Number of fingers |
18 |
| Auger finger platform |
Dual Chevron, retracting |
| Finger reach, in. (mm) |
6 in. (152 mm) |
| Drum/auger reverse |
Base |
| Operating speed, rpm |
196 rpm |
| Center clean out door |
Base |
| Header Height Sensing |
|
| Type |
Electro-Hydraulic base |
| Header height sensing on the ground |
Base |
| Header height sensing off the ground |
Base |
| Auxiliary Top Auger |
|
| Type |
Hydraulic drive, optional |
| Dimensions |
|
| Platform length, ft. (m) |
42.9 ft (13.08 m) |
| Overall operating depth, ft. (m) |
8.2 ft (2.5 m) |
| Transport width, field position, ft. (m) |
42.5 ft (12.95 m) |
| Transport width on wheel, less dividers, ft. (m) |
8.9 ft (2.71 m) |
| Transport length, hitch extended, ft. (m) |
50.4 ft (15.36 m) |
| Weight |
|
| Approximate weight (slat reel), lb. (kg) |
--- |
| Approximate weight (pickup reel), lb. (kg) |
--- |
| Approximate weight (with transport) lb (kg) |
8746 lb (3967kg) Combine Only; 7423 lb (3367kg) SPW Only |
| Approximate weight (optional 54-in. reel) lb (kg) |
--- |
