Hydraulic clam bucket CLA-S

for bulk materialsfor excavation

Product

• Clamshell buckets, heavy series, closed fingers for excavation and material handling on mid-size excavators
• Blades and counter-blades in high-strength, wear‑resistant steels for extended service life
• Integrated lock valve ensures the bucket remains closed in case of hose failure

Application / Excavator ranges (ton)
EXCAVATORS | TON | 4-6 | 6-8 | 8-12 | 12-16

Models
MODEL | CLA-S 303 | CLA-S 403 | CLA-S 503 | CLA-S 653

Side walls
SIDE WALLS | CLOSED | CLOSED | CLOSED | CLOSED

Capacity (max load)
CAPACITY (MAX LOAD) | lt (kg) | 370 (2000) | 480 (2500) | 610 (3000) | 730 (3000)

Weight
WEIGHT | kg | 356 | 380 | 410 | 440

Clamping force
CLAMPING FORCE | daN | 2500 | 2500 | 2500 | 2500

Max pressure
MAX PRESSURE | bar | 250 | 250 | 250 | 250

Key dimensions
A | mm | 1272 | 1272 | 1272 | 1272
B | mm | 1818 | 1818 | 1818 | 1818
C | mm | 1051 | 1051 | 1051 | 1051
D | mm | 818 | 818 | 818 | 818
L | mm | 640 | 800 | 1000 | 1200

Optional

• Hydraulic rotators
• Welded teeth
• Double swinging link
• Bolted hook

Technical specifications

• Series: CLA-S
• Type: Clamshell bucket, heavy series, closed fingers
• Materials: blades and counter-blades in high-strength, wear-resistant steels
• Safety: lock valve included (keeps bucket closed in case of hose break)
• Recommended excavator weight classes: 4–16 t (models cover 4–6, 6–8, 8–12, 12–16 t)
• Available models: CLA-S 303, CLA-S 403, CLA-S 503, CLA-S 653
• Side walls: closed
• Capacity (max load): 370 lt (2000 kg) / 480 lt (2500 kg) / 610 lt (3000 kg) / 730 lt (3000 kg) depending on model
• Net weight (approx.): 356 kg / 380 kg / 410 kg / 440 kg depending on model
• Clamping force: 2500 daN (all listed models)
• Maximum working pressure: 250 bar
• Key dimensions per model: A=1272 mm, B=1818 mm, C=1051 mm, D=818 mm, L=640 / 800 / 1000 / 1200 mm
• Optional accessories: hydraulic rotators, welded teeth, double swinging link, bolted hook