Hydraulic Clamshell Bucket - Model HC7 & HC8

HC7 & HC8 Hydraulic Clamshell Bucket

Hydraulic Clamshell Bucket - Model HC7 & HC8 - FEATURES

  • Pins are machined from 4140 heat treated steel

  • Bushings are extra heavy, thick-walled and made of chromium molybdenum 4140/42

  • Weld fabricated with 100,000 and 70,000 P.S.I. minimum yield steel

  • The leading edge of the lip is hard surfaced for longer wear life

  • Cylinders are oversized and pressure tested for both high and low pressure applications

  • Design available for direct mount, knock-around or power rotation

  • Material upgrades available for pins, bushings, lips and bowl plates
  • Commonly used as an excavator bucket or on a crawler crane

 

CYLINDER FEATURES  

* Updated design to increase performance and reliability

* Inertia welded rod eye

* 35% Increased surface area at lower cylinder pin connection

* Grease seals added to lower pin connection

* Bronze bushing replaces spherical bearing

CYLINDER
ROTATION  

* Separate components allowing for maximum durability

* Bearings have 30% Higher Load Ratings

* Motor features built in cross over relief

* Swivel is rated at 5000 PSI

ROTATION

Hydraulic Clamshell Bucket - Model HC7 & HC8 - SPECIFICATIONS

  

Heaped Capacity

Height  Open

Height  Closed

Length Open

Length Closed

Width

Model   HC7 Weight

Model   HC8 Weight

2 cu yd

5’ 0”

7’ 8”

8’ 7”

7’ 0”

4’ 4”

 X

 X

3 cu yd

5’ 4”

8’ 7”

10’ 4”

7’ 3”

4’ 8”

 X

 X

3.5 cu yd

5’ 4”

8’ 7”

10’ 3”

7’ 3”

5’ 3”

8,800

 X

4 cu yd

5’ 4”

8’ 7”

10’ 6”

7’ 8”

5’ 6”

9,200

 X

4.5 cu yd

5’ 5”

9’ 0”

11’ 1”

7’ 8”

5’ 9”

9,400

 X

5 cu yd

5’ 5”

9’ 0”

11’ 1”

7’ 8”

6’ 3”

10,000

14,000

5.5 cu yd

5’ 7”

7’ 9”

12’ 3”

9’ 0”

5’ 2”

10,500

14,250

6 cu yd

5’ 7”

9’ 7”

12’ 2”

9’ 0”

5’ 5”

11,200

14,750

6.5 cu yd

5’ 7”

9’ 7”

12’ 3”

9’ 0”

6’ 0”

11,450

15,250

7 cu yd

5’ 7”

9’ 7”

12’ 2”

9’ 0”

6’ 3”

12,250

15,800

8 cu yd

6’ 0”

9’ 7”

11’ 7”

9’ 4”

6’ 4”

13,250

16,250

9 cu yd

6’ 2”

10’ 7”

13’ 7”

11’ 1”

6’ 6”

14,250

16,750

10 cu yd

6’ 3”

10’ 7”

13’ 7”

11’ 1”

6’ 6”

15,250

17,250

15 cu yd

6’ 10”

11’ 7”

15’ 0”

14’ “4

8’ 1”

 X

18,500

20 cu yd

7’ 5”

12’ 7”

16’ 6”

12’ 6”

9’ 10”

 X

21,500

25 cu yd

7’ 6”

13’ 1”

17’ 6”

12’ 11”

11’ 7”

 X

25,000

30 cu yd

7’ 9”

13’ 7”

18’ 6”

13’ 4”

12’ 0”

 X

28,500