SR620
McConnel’s high-performance SR620 features a 6.2m cutting width, five powerful rotors and a choice of 10 or 30 hardened updraft swinging blades for outstanding productivity.
Ideal for large-scale farmers, local government teams, and professional mowing contractors, SR series machines can be used in a huge variety of applications from airports and sports venues to pasture and stubble.
SR620

The SR 620 is designed for productivity with high-performance rotors and 10 or 30 cutting blades
Overview
Capable of tackling everything from grass to gorse, the SR620 can cut material up to 50mm thick, and has a fast-cutting action which enables operators to tackle up to six hectares an hour. Flexible wings with 115 degrees of movement ensure the SR620 closely follows the contours of the ground and delivers an attractive cut with an even spread, while walking axles deliver a smoother ride.
Key features
- 6.2m working width
- High and low hitch options
- 115 degrees of wing movement (+90o up, -25o down)
- Bondioli & Pavesi gearboxes and drivelines
- Five powerful rotors
- 1000rpm wide angle PTO
- Slip Clutch Protection
- Front and rear chain guards
- Hardened updraft swinging blades
- Cutting heights from 25mm to 250mm
- 50mm cutting capacity
- Choice of 10, 15, 20 or 30 blades
- 5,340m per minute blade speed
- Walking axles
SR620
See the SR620 flex wing mower in action:
Features
Blade options
The SR620 offers operators a choice of cutting options, including a six blade shredder kit with four updraft blades and two special blades for improved mulching. A blade tip speed of 5,340m per minute ensures a powerful cutting action which makes light work of maize stubble.
Productivity
McConnel’s SR series machines operate quickly and effectively while delivering an attractive cut. The SR620’s 115 degrees of flexibility also ensures it closely follows the contours of the ground making it equally as effective in undulating terrain.
Benefits
- An excellent stubble mulcher
- Cuts stubble low enough to prevent beetle infestation
- McConnel’s most productive range of mowers
- Effective in a huge range of work environments
- Proven track record for reliability
- Customisable with a range of blade, hitch and shredder options
- Wide range of cutting heights
- Enables operators to switch quickly to and from the transport position
SR applications

Designed for high-performance mowing, McConnel's range of SR flex-wing mowers can be used to maintain vegetation in a wide range of environments, including: airfields, racecourses, crop stubble, orchards, scrub control, parks, golf courses, pasture, and many others.
Specification | |
---|---|
Model | SR620 |
Working width | 6.28m / 20′ 7″ |
HP Requirement | 90hp / 67kW |
Machine weight | 2850kg / 6283lbs |
Attachment | Drawbar |
Cutting height |
25mm – 210mm (1″ – 8 1/4″) |
Cutting capacity |
100mm (4″) |
Deck height* | 0.23m / 9″ |
Overall width |
6.47m / 21′ 3″ |
Overall length | 5.07m / 16′ 8″ |
Transport width | 2.70m / 8′ 10″ |
Transport height | 4.93m / 16′ 2″ |
PTO speed |
1000 rpm |
Deck construction | All welded construction |
Deck material thickness | 6mm (1/4″) |
Skid construction | Replaceable bolt on skid shoes |
Side skirt material thickness | 5mm (3/16″) |
Driveline | ASAE category 6 |
Protection |
2/4-way slip clutches on rotor gearboxes. Overrun on input shaft |
Number of blades |
15 x 12mm (1/2″) 30 Carbon Boron hardened and tempered. Free swinging high lift – low friction |
Blade bolts | M24 C/W shank grade 8.8 |
Number of rotors | 5 |
Blade overlap |
110mm |
Blade tip speed |
79mps / 15551fpm |
Hydraulic wing flex | 45° up / 15° down |
Anti-scalp dish | 6mm (1/4″) round pan with blade holder bar |
Input shaft | 1-3/8″ Z21 or Z6 SFT 6/8 tractor end |
Gearbox [splitter] | Splitter - Cast Iron housing |
Gearbox [rotor] | Rotor x 5 - Cast Iron housing |
Gearbox oil capacity [splitter gearbox] | EP80-90W - 2.7 litres / 4.7 pints |
Gearbox oil capacity [centre gearbox] | n/a |
Gearbox oil capacity [rotor gearboxes] | 85W - 140 Oil - 1.3 litres / 2.3 pints |
Wheels and Tyres | 8 wheels - 21×9 14 PLY wide pneumatic tyre with steel hub |
Wheel mount assembly | Tubular welded walking axles |
Front guard | Single chain guards on each deck |
Rear guard | Single chain guards on each deck |
*Underside of deck to skid |