• ENIDINE HDA Series Adjustable Heavy Duty Hydraulic Shock Absorber
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ENIDINE HDA Series Adjustable Heavy Duty Hydraulic Shock Absorber

ENIDINE HDA Series Adjustable Heavy Duty Hydraulic Shock Absorber

Adjustable heavy duty hydraulic shock absorbers for cranes and heavy machinery, with strokes up to 305 mm and dial adjustment to impact velocity.

Key features

  • Damping adjustable with an adjustment screw (positions 1-5) locked by a button-head screw
  • Maximum stroke up to 12 in (305 mm)
  • Operates correctly above 10% of maximum energy per cycle
  • Max. 60 cycles per hour

Specifications

Type Adjustable hydraulic, air/oil accumulator return
Max. propelling force HDA 3.0: 111,200 N; HDA 4.0: 177,900 N
HDA 6.0 velocity limit 30 in/s (0.8 m/s)
HDA 3.0 x 2 Bore: 76 mm (3.0 in) | Stroke: 50 mm | Max. energy per cycle: 4500 Nm | Max. energy per hour: 271200 Nm/h | Max. shock force: 222400 N | Weight: 21 kg
HDA 3.0 x 3 Bore: 76 mm (3.0 in) | Stroke: 75 mm | Max. energy per cycle: 6800 Nm | Max. energy per hour: 406700 Nm/h | Max. shock force: 222400 N | Weight: 22 kg
HDA 3.0 x 5 Bore: 76 mm (3.0 in) | Stroke: 125 mm | Max. energy per cycle: 11300 Nm | Max. energy per hour: 677900 Nm/h | Max. shock force: 222400 N | Weight: 25 kg
HDA 3.0 x 8 Bore: 76 mm (3.0 in) | Stroke: 200 mm | Max. energy per cycle: 18100 Nm | Max. energy per hour: 1050300 Nm/h | Max. shock force: 222400 N | Weight: 29 kg
HDA 3.0 x 10 Bore: 76 mm (3.0 in) | Stroke: 250 mm | Max. energy per cycle: 22600 Nm | Max. energy per hour: 1197100 Nm/h | Max. shock force: 222400 N | Weight: 32 kg
HDA 3.0 x 12 Bore: 76 mm (3.0 in) | Stroke: 300 mm | Max. energy per cycle: 27200 Nm | Max. energy per hour: 1343800 Nm/h | Max. shock force: 222400 N | Weight: 35 kg
HDA 4.0 x 2 Bore: 100 mm (4.0 in) | Stroke: 50 mm | Max. energy per cycle: 13600 Nm | Max. energy per hour: 813500 Nm/h | Max. shock force: 355900 N | Weight: 64 kg
HDA 4.0 x 4 Bore: 100 mm (4.0 in) | Stroke: 100 mm | Max. energy per cycle: 27100 Nm | Max. energy per hour: 1578800 Nm/h | Max. shock force: 355900 N | Weight: 70 kg
HDA 4.0 x 6 Bore: 100 mm (4.0 in) | Stroke: 150 mm | Max. energy per cycle: 40700 Nm | Max. energy per hour: 1801100 Nm/h | Max. shock force: 355900 N | Weight: 76 kg
HDA 4.0 x 8 Bore: 100 mm (4.0 in) | Stroke: 200 mm | Max. energy per cycle: 54200 Nm | Max. energy per hour: 2032400 Nm/h | Max. shock force: 355900 N | Weight: 82 kg
HDA 4.0 x 10 Bore: 100 mm (4.0 in) | Stroke: 250 mm | Max. energy per cycle: 67800 Nm | Max. energy per hour: 2254700 Nm/h | Max. shock force: 355900 N | Weight: 87 kg
HDA 6.0 x 4 Bore: 152 mm (6.0 in) | Stroke: 100 mm | Max. energy per cycle: 76500 Nm | Max. energy per hour: 2404568 Nm/h | Max. shock force: 900000 N | Weight: 164 kg
HDA 6.0 x 6 Bore: 152 mm (6.0 in) | Stroke: 150 mm | Max. energy per cycle: 114000 Nm | Max. energy per hour: 2704389 Nm/h | Max. shock force: 900000 N | Weight: 175 kg
HDA 6.0 x 8 Bore: 152 mm (6.0 in) | Stroke: 200 mm | Max. energy per cycle: 153000 Nm | Max. energy per hour: 3004211 Nm/h | Max. shock force: 900000 N | Weight: 186 kg
HDA 6.0 x 10 Bore: 152 mm (6.0 in) | Stroke: 250 mm | Max. energy per cycle: 191000 Nm | Max. energy per hour: 3316025 Nm/h | Max. shock force: 900000 N | Weight: 196 kg
HDA 6.0 x 12 Bore: 152 mm (6.0 in) | Stroke: 300 mm | Max. energy per cycle: 224000 Nm | Max. energy per hour: 3621843 Nm/h | Max. shock force: 900000 N | Weight: 207 kg
Industrial BuffersENIDINE
16 product codes available in this family
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ENIDINE HDA Series Adjustable Heavy Duty Hydraulic Shock Absorber

Brand ENIDINE·Industrial Buffers

Available part numbers (16)

HDA 3.0 x 2, HDA 3.0 x 3, HDA 3.0 x 5, HDA 3.0 x 8, HDA 3.0 x 10, HDA 3.0 x 12, HDA 4.0 x 2, HDA 4.0 x 4, HDA 4.0 x 6, HDA 4.0 x 8 + 6 more — see full table ↓

How to order

Send the ENIDINE part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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HDA 3.0 x 2Bore: 76 mm (3.0 in) | Stroke: 50 mm | Max. energy per cycle: 4500 Nm | Max. energy per hour: 271200 Nm/h | Max. shock force: 222400 N | Weight: 21 kg
HDA 3.0 x 3Bore: 76 mm (3.0 in) | Stroke: 75 mm | Max. energy per cycle: 6800 Nm | Max. energy per hour: 406700 Nm/h | Max. shock force: 222400 N | Weight: 22 kg
HDA 3.0 x 5Bore: 76 mm (3.0 in) | Stroke: 125 mm | Max. energy per cycle: 11300 Nm | Max. energy per hour: 677900 Nm/h | Max. shock force: 222400 N | Weight: 25 kg
HDA 3.0 x 8Bore: 76 mm (3.0 in) | Stroke: 200 mm | Max. energy per cycle: 18100 Nm | Max. energy per hour: 1050300 Nm/h | Max. shock force: 222400 N | Weight: 29 kg
HDA 3.0 x 10Bore: 76 mm (3.0 in) | Stroke: 250 mm | Max. energy per cycle: 22600 Nm | Max. energy per hour: 1197100 Nm/h | Max. shock force: 222400 N | Weight: 32 kg
HDA 3.0 x 12Bore: 76 mm (3.0 in) | Stroke: 300 mm | Max. energy per cycle: 27200 Nm | Max. energy per hour: 1343800 Nm/h | Max. shock force: 222400 N | Weight: 35 kg
HDA 4.0 x 2Bore: 100 mm (4.0 in) | Stroke: 50 mm | Max. energy per cycle: 13600 Nm | Max. energy per hour: 813500 Nm/h | Max. shock force: 355900 N | Weight: 64 kg
HDA 4.0 x 4Bore: 100 mm (4.0 in) | Stroke: 100 mm | Max. energy per cycle: 27100 Nm | Max. energy per hour: 1578800 Nm/h | Max. shock force: 355900 N | Weight: 70 kg
HDA 4.0 x 6Bore: 100 mm (4.0 in) | Stroke: 150 mm | Max. energy per cycle: 40700 Nm | Max. energy per hour: 1801100 Nm/h | Max. shock force: 355900 N | Weight: 76 kg
HDA 4.0 x 8Bore: 100 mm (4.0 in) | Stroke: 200 mm | Max. energy per cycle: 54200 Nm | Max. energy per hour: 2032400 Nm/h | Max. shock force: 355900 N | Weight: 82 kg
HDA 4.0 x 10Bore: 100 mm (4.0 in) | Stroke: 250 mm | Max. energy per cycle: 67800 Nm | Max. energy per hour: 2254700 Nm/h | Max. shock force: 355900 N | Weight: 87 kg
HDA 6.0 x 4Bore: 152 mm (6.0 in) | Stroke: 100 mm | Max. energy per cycle: 76500 Nm | Max. energy per hour: 2404568 Nm/h | Max. shock force: 900000 N | Weight: 164 kg
HDA 6.0 x 6Bore: 152 mm (6.0 in) | Stroke: 150 mm | Max. energy per cycle: 114000 Nm | Max. energy per hour: 2704389 Nm/h | Max. shock force: 900000 N | Weight: 175 kg
HDA 6.0 x 8Bore: 152 mm (6.0 in) | Stroke: 200 mm | Max. energy per cycle: 153000 Nm | Max. energy per hour: 3004211 Nm/h | Max. shock force: 900000 N | Weight: 186 kg
HDA 6.0 x 10Bore: 152 mm (6.0 in) | Stroke: 250 mm | Max. energy per cycle: 191000 Nm | Max. energy per hour: 3316025 Nm/h | Max. shock force: 900000 N | Weight: 196 kg
HDA 6.0 x 12Bore: 152 mm (6.0 in) | Stroke: 300 mm | Max. energy per cycle: 224000 Nm | Max. energy per hour: 3621843 Nm/h | Max. shock force: 900000 N | Weight: 207 kg

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