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Heavy duty mowers for brush-cutting, rights-of-way
and highway maintenance
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BUILT TOUGH FOR
THE TOUGHEST JOBS
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Deck Frame Construction
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All welded 1/4-inch steel
with X-bracing for maximum strength.
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Strongback steel channel
rails extend across the deck for added strength.
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Gearbox stand bridged with
a 3/8 inch steel plate. The lower gearbox backplate is
1/2 inch thick steel and welds securely to the deck reinforcing
plate.
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3-inch diameter blade bolt
access hole assures faster blade replacement and easier
access.
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8-inch deep 1/4 inch thick
Side Bands. The deep Z-formed design increases structural
rigidity.
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Completely enclosed rear
increases mulching action for better shredding of material.
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Hitches
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Mast features a flexible
top link and is designed for Category II and Ill and Category
II & Ill Quick Hitch. Mast construction 3 x 3 x 1/4-inch
tubular steel.
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Pull hitch includes a clevis-type
tongue adjustable to tractor drawbar heights. Includes
jackshaft and pillow block bearing.
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Lift models include a single
16-inch diameter, 4-inch wide, 360 degree swivel caster
wheel. Hub is ductile cast with two regreasable roller
bearings.
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Pull models include two 21-inch
diameter, 5-1/2 inch wide solid rubber wheels. Hub is
ductile cast with two tapered roller bearings and triple
lip purging seals.
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Caster wheel frame with easy-to-use
adjusting link that sets the mowing height.
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Power Transmission
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Available with a 1-3/8 inch,
6-spline 540 rpm power take-off.
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Gearbox continuously rated
at 125 hp features high alloy machine cut and heat treated
steel gears.
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ASAE Category 5 telescoping
driveline is fully shielded.
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Two-plate slip clutch standard.
Four plate clutch optional and recommended for tractor
horsepower above 70 and at 540 rpm.
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Blade Holder and Blades
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Round blade pans standard
to protect the drive-train. Blade pan is 3-1/2 inches
deep and dynamically balanced.
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High strength steel Blade
Bars, 4 inches wide, 2-1/2 inches thick. Weld to the pan
supported by side gussets.
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5/8-inch thick x 5-inch wide
free-swinging blades constructed from fine grain steel
heat treated to extra hardness.
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Blade tip speed is 10,179
fpm at 540 rpm.
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Other
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Single-row 3/8-inch front
deflector chains span the full width and extend down to
full depth of the side band. Front deflector chains are
standard.
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Single-row 3/8-inch rear
deflector chains are bolted around the curved rear of
the cutter and extend down below the side bands. Rear
deflectors are optional, but are required when mowing
along roadsides or where people may be present.
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Dimensions
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Overall width:
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77-inches (lift model), 93-1/2-inches
(pull model with wheels outside).
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Length:
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138 inches (pull model).
Two Replaceable Skid Shoes Help Prevent Scalping.
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Specifications
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Cutting Width:
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72 inches
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Transport Width:
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93½ inches with wheels outside
(pull model)
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Length:
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138 inches (pull model)
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Type Hitch:
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3-point lift Cat. II and
Ill and Cat. II & Ill quick hitch or pull with clevis-type
tongue
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Cutting Height:
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From 2 to 12 inches
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Deck Thickness:
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1/4-inch steel
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Side Bands:
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1/4 x 8 inches
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Driveline:
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44R fully shielded, ASAE
Category 5
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Gearbox:
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125 HP rated, 540 RPM
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Slip Clutch:
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Regular or heavy duty clutch
is available
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Blade Holders:
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Round Blades: 5/8 x 5-inch,
heavy duty
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Blade Tip Speed:
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10,179 fpm @ 540 rpm
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Deflectors:
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Front guard and front chains
are standard rear chains are optional
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Wheels:
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Solid caster wheel or solid
tires
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Weight:
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Approx. 1516 lbs. (lift model)
and 1729 lbs. (pull model)
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Recommended Minimum Tractor
HP: 45
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Specifications subject to
change without notice
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WARNING:
For Non-Agricultural use, OSHA, ASAE, SAE and ANSI standards
require the use of chain guards or other protective guards at
all times. Bush Hog strongly recommends the use of such guards
for agricultural uses as well to reduce the risk of property
damage, serious bodily injury or even death from objects thrown
out by or from contact with the cutting blades.
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