All Equipment Category Specs ↠ Feller Bunchers ↠ Caterpillar 521

Caterpillar 521 Feller Buncher

Category: Feller Bunchers (See all Feller Bunchers for sale)
Manufacturer: Caterpillar (See all Caterpillar Equipment for sale)
Model: 521 (See all Caterpillar 521 for sale)

Boom

Bare Pin Lift at Max Reach

15652.9 lbs (7,100 kg)

Dimensions

Ground Clearance	2.8 in (7 cm)
Height	11.7 ft (4 m)
Height - Top of Cab	11.7 ft (4 m)
Max Reach	26.6 ft (8 m)
Overall Length	28.4 ft (9 m)
Overall Width	10.5 ft (3 m)
Shipping Length - With Attachment	431 in (1,095 cm)
Shipping Length - Without Attachment	340 in (864 cm)
Width - Minimum	126 in (320 cm)

Dimensions - Track Harvester Configuration

Height - Without Attachment	140 in (356 cm)
Shipping Length - Without Attachment	453 in (1,151 cm)
Width - Minimum - Without Attachment	126 in (320 cm)

Engine

Displacement	537.1 cu in (0 cu m)
Engine Model	Cat C9 ACERT
Gross Power	284 hp (212 kw)
Net Power	263 hp (196 kw)
Power Measured @	2100 rpm
Rated Power	263 hp (196 kw)

Hydraulic System

Pump Size - Boom, Implements	11.6 cu in (0 cu m)
Pump Size - Saw Motor	3.4 cu in (0 cu m)
Pump Size - Travel Circuit	12.2 cu in (0 cu m)

Operating Specifications

Alternator Supplied Amperage	95 amps
Bare Pin Lift at Maximum Reach - Without Attachment	7100 kg (15600 lb) @ 6.1 m (20 ft)
Bare Pin Lift at Maximum Reach - Without Attachment - Track Harvester Configuration	4100 kg (9100 lb) @ 9 m (29.5 ft)
Cooling System Fluid Capacity	16.2 gal (61 l)
Engine Oil Capacity	10.4 gal (39 l)
Fuel Capacity	140.1 gal (530 l)
Hydraulic System Fluid Capacity	79.3 gal (300 l)
Maximum Reach - With Attachment	26.6 ft (8 m)
Maximum Reach - With Attachment - Track Harvester Configuration	32 ft (10 m)
Operating Voltage	24 volts
Operating Weight w/o Attachment	59710 lbs (27,084 kg)

Service Refill Capacities

Cooling System	16.1 gal (61 l)
Engine Oil	10.3 gal (39 l)
Fuel Tank	140 gal (530 l)
Hydraulic System	79.3 gal (300 l)
Hydraulic Tank	69.2 gal (262 l)
Pony Fuel Tank - Optional	90 gal (341 l)
Swing Drive	2.6 gal (10 l)

Track

Ground Clearance	33 in (84 cm)
Track Gauge	102 in (259 cm)
Track Length	189 in (480 cm)
Tractive Effort	70500 lbs (31,979 kg)
Undercarriage Pitch	8 in (20 cm)
Undercarriage Size	D6H HD

Undercarriage

Shoe Size	24.1 in (61 cm)
Track Gauge	15.8 ft (5 m)
Track Pitch	8 in (20 cm)
Tractive Effort	70499.5 lbs (31,978 kg)

Weights

Operating Weight - Without Attachment	59710 lbs (27,084 kg)
Operating Weight - Without Attachment - Track Harvester Configuration	57440 lbs (26,055 kg)

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