Case IH MDX31 (Econ) Rotary Disc Mower

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Economy Model Features

Features include:

Two high-quality, reversible knives per disc on four, five or six oval cutting discs
Rock guards and skid shoes to protect discs and carry the cutterbar over uneven ground
An enclosed gear-driven cutterbar that provides years of reliable service
A 540-rpm PTO driveline with overrunning clutch to protect the tractor driveline
Adjustable flotation springs for changing cutterbar ground pressure
An articulation joint that allows mowers to operate above and below horizontal
A spring-loaded breakaway latch that protects the cutterbar
A single-acting hydraulic cylinder that easily lifts the cutterbar after each pass
3-point hitch mounting

Model	MDX31
CUTTERBAR
Cutting width	6 ft. 9 in. (2057 mm)
Cutting height	.63-2.36 in. (16-60 mm)
Cutter Bar tilt angle	1° to -8°
Cutter bar operating range	+18° to -30°
Breakaway angle	21°
Type cutterbar	Enclosed gear drive
Number of discs	5
Knives per discs	2 - reversible, swingaway
Disc cutting diameter	20.47 in. (520 mm)
Disc drive	Spur gear drive in common sump
Disc speed	3,154 RPM
Cutterbar shear protection	None
DRIVELINE
Minimum PTO hp required	40 hp (29.8 kW)
Input speed	540 RPM
PTO shaft spline & size req.	6-spline/1-3/8 in. (35 mm)
Driveline protection	Belt drive to cutter bar
Overrunning clutch	On PTO shaft
Belt tension	Adjustable drawbolt - 0.75 in. deflection
HYDRAULICS AND HITCH
Hydraulic circuits required	One remote
Minimum relief pressure req.	2,320 psi (160 bar)
Hitch	Category I or II
DIMENSIONS AND WEIGHT
Overall width	149.21 in. (3790 mm)
Overall Length	54.33 in. (1380 mm)
Height - transport position	107.48 in. (2730 mm)
Shipping weight	1,016 lb. (461 kg)
Operating weight	905 lb. (411 kg)