New Holland
Discbine
®
Disc Header Specifications
720HD 750HD 750HD Specialty 770HD
Page 3 of 5
MODEL
720HD
750HD
750HD SPECIALTY
770HD
WINDROWER MODEL
H8060/H8080
H8060/H8080
H8060/H8080
H8080
Header drive........................................................................................Hydrostatically driven header with dual hydraulic header drive motors........................................................
Cutting width, ft. in. (m)
13' (3.96)
15' 4" (4.7)
15' 4" (4.7)
17' 11" (5.45)
Overall width, ft. in. (m)
13' 3" (4.04)
15' 6" (4.75)
15' 6" (4.75)
18' 1" (5.51)
Weight, lbs. (kg)
3010 (1365)
4680 (2123)
3305 (1499)
4890 (2218)
MODULAR DISC CUTTERBAR
Number of discs
10
12
12
14
Maximum disc speed, rpm.....................................................................................................................3000............................................................................................................
Number of reversible,
swing-away knives
20 (2 per disc)
24 (2 per disc)
24 (2 per disc)
28 (2 per disc)
Knife tip speed, mph (kph)
187 (301)
187 (301)
187 (301)
187 (301)
Flotation ....................................................................................................................Hydraulic adjustment from windrower cab..............................................................................
Cutting angle and height..............................................................Standard hydraulic control, from 2 to 12 degrees (minimum: 0.6 in. [15 mm]).................................................
with standard skid shoes*
Transport height—
bottom of skid shoes, in. (mm)
24.5 (622)
29.6 (754)
29.6 (754)
29.6 (754)
Hood liner.................................................................................................................High density, impact-resistant polyethylene .............................................................................
CONDITIONER
Type
Chevron-design, intermeshing
Chevron-design, intermeshing
NA
Chevron-design, intermeshing
molded rubber rolls
molded rubber rolls
molded rubber rolls
Length, in. (m)
102 (2.6)
102 (2.6)
NA
102 (2.6)
Roll speed, rpm
920
923
NA
923
Roll pressure
Torsion-bar roll pressure system Torsion-bar roll pressure system
NA
Torsion-bar roll pressure system
adjusts with a single crank,
adjusts with a single crank,
adjusts with a single crank,
rolls separate automatically
rolls separate automatically
rolls separate automatically
“on the go” to allow thick
“on the go” to allow thick
“on the go” to allow thick
material to pass
material to pass
material to pass
Roll gap
Adjustable stop-bolt
Adjustable stop-bolt
NA
Adjustable stop-bolt
Windrow/swath width, in. (mm)
38–96 (965–2438)
38–96 (965–2438)
60 (1524), 83 (2108)
38–96 (965–2438)
or 100 (2540)
AUGER
Type
NA
Floating
Floating
Floating
Maximum diameter, in. (mm)
NA
20 (508)
20 (508)
20 (508)
Flighting depth, in. (mm)
NA
5 (127)
Tapered, 7 (178) to 1 (25)
7 (178)
*with 18.4 x 26 tires **with 23.1 x 26 tires
OPTIONS (field-installed):
• Crop dividers
• High-contact chevron conditioning rolls
• High stubble kit
• Corner marker kit
• Slatted-steel conditioning bundle
• Gauge wheels
• Push bar
• Closure kit
