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Section 6: Specifications & Capacities
7/31/20
RC4620 & RCM4620 Rotary Cutters 331-936M
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Section 6: Specifications & Capacities
RC4620 & RCM4620 Models
Specifications & Capacities
Tractor horsepower
70 hp (52.2 kw) to 250 hp (186.4 kw)
Gearbox Horsepower
250 hp (186.4 kw) Splitter
210 hp (156.6 kw) Center & Wing
Gearbox Oil Capacity
6.2 Pints (2.93 L): Divider Gearbox
4.7 Pints (4.7 L): Center deck, LH deck & RH deck spindle gearboxes
Gearbox Lubrication
Gear Lube 80-90W EP
Cutting Capacity
3" (7.6 cm)
Weights
Total Machine
Tongue Weight
6,540 lb (2966.5 kg) Front & rear single chain guards, 6 - AC/FF tires, CV Driveline, standard
clevis, & diamond blade bar with dishpan.
2,160 lb (979.8 kg)
Blade Tip Speed
RC4620
RCM4620
Up to 17,000 fpm (86.4 mps)
Up to 18,000 fpm (91.4 mps)
Hitch Types
Self-Leveling Clevis Hitch, LP Performance Hitch, Bar-Tite Hitch, Pintle Hitch, or Ball Hitch
Hitch Jack
Standard 7,000 lbs (3175.1 kg)
Signal lights
7 Pin connector
LED
SAE J560 pin configuration
Cutting Width
Overall Width
Minimum Transport Width
20' - 0" (6.1 m)
21' - 0 1/2" (6.41
9' - 11" (3.02m) With cutting height at 2" (5.1 cm)
Overall Length
17' - 8 1/2" (5.4 m) With cutting height at 2" (5.1 cm)
Deck Height
13" (33 cm)
Cutting Height*
2" (5.1 cm) to 12" (30.5 cm)
Lift Hydraulics
Center Deck
Right Wing
Left Wing
3 1/4" x 8" Rephasing hydraulic cylinder with hoses, fittings & stroke control spacers.
3" x 8" Rephasing hydraulic cylinder with hoses & fittings.
2 3/4" x 8" Rephasing hydraulic cylinder with hoses & fittings.
Wing Folding Hydraulics
Two 3" x 12" single-acting hydraulic cylinders complete with hoses & fittings.
Wing Flex
45
o
up, 20
o
down while cutting.
Deck Material
1 - Piece, 10 gauge (3.4 mm)
Side Skirt Material
1/4" (6 mm) plate.
Skid Shoes
Wing Deck
Center Deck
Reversible & Replaceable: 2 straight skid shoes and 2 AR400 leading skid shoes.
Replaceable: 2 skid shoes
Six Blades (2 per Carrier)
1/2" (13 mm) x 4" ( 10.2 cm) Heat treated free swinging alloy steel with up lift.
Blade Overlap
6" (15.2 cm)
Blade Bolt
Keyed with hardened flat washer & locknut.
Stump Jumper / Blade Holder
Standard: 1" (2.5 cm) Thick diamond blade bar
Optional: 1" (2.5 cm) Thick diamond blade bar with round dishpan
Optional: Shredder kit
Shredder Blade Kit (Optional)
Double stacked 1/2" (30.5 cm) x 4" (10.23 cm) heat treated free swinging alloy steel blades
with up lift on the bottom and 1/2" (30.5 cm) x 4" (10.23 cm) heat treated free swinging flat
alloy steel blades on top.
Deck Ring (Optional)
3/8" (10 mm) formed and welded.
Front & Rear Guards
Single chain or double chain.
Input Driveline
ASAE Cat. 6 with constant velocity u-joint
Intermediate & Wing Drivelines
Cat. 5 with slip-clutch
Tire Options
6" x 9 x 21" Laminated tires
29" x 9" Used aircraft tires without foam filling
27" x 7.75" Used aircraft tires with foam filling
Number of Wheels
6 - Wheel option: 4 on transport axle and one on each wing axle.
8 - Wheel option: 4 on transport axle and two on each wing axle.
Standard Transport Axle
Spring-cushioned on center transport axle.
Axle Fasteners
1 1/4" (3.2 cm)
Greasable pins
Hubs
Cast iron five-bolt hubs with tapered roller bearings and 1 3/4" (4.4 cm) shafts.
* Maximum cut height is dependent on tire options selected.