• JPI LA Series Large Adjustable Shock Absorber
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JPI LA Series Large Adjustable Shock Absorber

JPI LA Series Large Adjustable Shock Absorber

Medium-to-large adjustable hydraulic shock absorbers with spring return for decelerating heavy loads on machinery, robots and transfer lines.

Key features

  • Damping adjustable over 0.3-3.3 m/s with a vernier adjustment dial
  • Hard chrome-plated rod, urethane seals and oversized bearing for long service life
  • Threaded body for heat dissipation and flexible positioning
  • Standard oil for -10 to 80 C; special oil for -30 to 100 C optional
  • Mounting by lock nut, square/rectangular flange, foot mounts or clevis mount set
  • Optional urethane cap reduces impact noise

Specifications

Type Adjustable, hydraulic, spring return
Velocity range 0.3-3.3 m/s
Operating temperature -10 to 80 C (standard oil); -30 to 100 C (optional oil)
Included 1 lock nut
JPI LA Series Large Adjustable Shock Absorber
LA42025 Stroke: 25 mm | Energy per cycle: 245 Nm | Energy per hour: 129,000 Nm/h | Max. shock force: 12,200 N | Max. propelling force: 2,820 N | Spring return force: 40-72 N | Body thread: M42x1.5 | Weight: 1.22 kg
LA42050 Stroke: 50 mm | Energy per cycle: 490 Nm | Energy per hour: 157,500 Nm/h | Max. shock force: 12,200 N | Max. propelling force: 2,820 N | Spring return force: 40-72 N | Body thread: M42x1.5 | Weight: 1.35 kg
LA42075 Stroke: 75 mm | Energy per cycle: 735 Nm | Energy per hour: 192,000 Nm/h | Max. shock force: 12,200 N | Max. propelling force: 2,820 N | Spring return force: 40-72 N | Body thread: M42x1.5 | Weight: 1.53 kg
LA64050 Stroke: 50 mm | Energy per cycle: 1,250 Nm | Energy per hour: 245,000 Nm/h | Max. shock force: 31,200 N | Max. propelling force: 6,500 N | Spring return force: 78-165 N | Body thread: M64x2.0 | Weight: 3.33 kg
LA64100 Stroke: 100 mm | Energy per cycle: 2,500 Nm | Energy per hour: 330,000 Nm/h | Max. shock force: 31,200 N | Max. propelling force: 6,500 N | Spring return force: 75-210 N | Body thread: M64x2.0 | Weight: 4.0 kg
LA64150 Stroke: 150 mm | Energy per cycle: 3,750 Nm | Energy per hour: 370,000 Nm/h | Max. shock force: 31,200 N | Max. propelling force: 6,500 N | Spring return force: 95-360 N | Body thread: M64x2.0 | Weight: 5.54 kg
LA85050 Stroke: 50 mm | Energy per cycle: 2,200 Nm | Energy per hour: 372,000 Nm/h | Max. shock force: 55,000 N | Max. propelling force: 11,700 N | Spring return force: 110-315 N | Body thread: M85x2.0 | Weight: 6.2 kg
LA85090 Stroke: 90 mm | Energy per cycle: 3,900 Nm | Energy per hour: 656,000 Nm/h | Max. shock force: 55,000 N | Max. propelling force: 11,700 N | Spring return force: 115-450 N | Body thread: M85x2.0 | Weight: 7.2 kg
LA85125 Stroke: 125 mm | Energy per cycle: 5,500 Nm | Energy per hour: 930,000 Nm/h | Max. shock force: 55,000 N | Max. propelling force: 11,700 N | Spring return force: 125-500 N | Body thread: M85x2.0 | Weight: 8.8 kg
LA115050 Stroke: 50 mm | Energy per cycle: 3,600 Nm | Energy per hour: 1,500,000 Nm/h | Max. shock force: 90,000 N | Max. propelling force: 20,500 N | Spring return force: 100-320 N | Body thread: M115x2.0 | Weight: 15.8 kg
LA115100 Stroke: 100 mm | Energy per cycle: 7,200 Nm | Energy per hour: 1,750,000 Nm/h | Max. shock force: 90,000 N | Max. propelling force: 20,500 N | Spring return force: 120-450 N | Body thread: M115x2.0 | Weight: 18.2 kg
LA115150 Stroke: 150 mm | Energy per cycle: 10,800 Nm | Energy per hour: 2,020,000 Nm/h | Max. shock force: 90,000 N | Max. propelling force: 20,500 N | Spring return force: 140-600 N | Body thread: M115x2.0 | Weight: 22.1 kg
Shock AbsorbersJPI
12 product codes available in this family
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JPI LA Series Large Adjustable Shock Absorber

Brand JPI·Shock Absorbers

Available part numbers (12)

LA42025, LA42050, LA42075, LA64050, LA64100, LA64150, LA85050, LA85090, LA85125, LA115050 + 2 more — see full table ↓

How to order

Send the JPI 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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Product codes & specifications
JPI LA Series Large Adjustable Shock Absorber
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Product codeSpec
LA42025Stroke: 25 mm | Energy per cycle: 245 Nm | Energy per hour: 129,000 Nm/h | Max. shock force: 12,200 N | Max. propelling force: 2,820 N | Spring return force: 40-72 N | Body thread: M42x1.5 | Weight: 1.22 kg
LA42050Stroke: 50 mm | Energy per cycle: 490 Nm | Energy per hour: 157,500 Nm/h | Max. shock force: 12,200 N | Max. propelling force: 2,820 N | Spring return force: 40-72 N | Body thread: M42x1.5 | Weight: 1.35 kg
LA42075Stroke: 75 mm | Energy per cycle: 735 Nm | Energy per hour: 192,000 Nm/h | Max. shock force: 12,200 N | Max. propelling force: 2,820 N | Spring return force: 40-72 N | Body thread: M42x1.5 | Weight: 1.53 kg
LA64050Stroke: 50 mm | Energy per cycle: 1,250 Nm | Energy per hour: 245,000 Nm/h | Max. shock force: 31,200 N | Max. propelling force: 6,500 N | Spring return force: 78-165 N | Body thread: M64x2.0 | Weight: 3.33 kg
LA64100Stroke: 100 mm | Energy per cycle: 2,500 Nm | Energy per hour: 330,000 Nm/h | Max. shock force: 31,200 N | Max. propelling force: 6,500 N | Spring return force: 75-210 N | Body thread: M64x2.0 | Weight: 4.0 kg
LA64150Stroke: 150 mm | Energy per cycle: 3,750 Nm | Energy per hour: 370,000 Nm/h | Max. shock force: 31,200 N | Max. propelling force: 6,500 N | Spring return force: 95-360 N | Body thread: M64x2.0 | Weight: 5.54 kg
LA85050Stroke: 50 mm | Energy per cycle: 2,200 Nm | Energy per hour: 372,000 Nm/h | Max. shock force: 55,000 N | Max. propelling force: 11,700 N | Spring return force: 110-315 N | Body thread: M85x2.0 | Weight: 6.2 kg
LA85090Stroke: 90 mm | Energy per cycle: 3,900 Nm | Energy per hour: 656,000 Nm/h | Max. shock force: 55,000 N | Max. propelling force: 11,700 N | Spring return force: 115-450 N | Body thread: M85x2.0 | Weight: 7.2 kg
LA85125Stroke: 125 mm | Energy per cycle: 5,500 Nm | Energy per hour: 930,000 Nm/h | Max. shock force: 55,000 N | Max. propelling force: 11,700 N | Spring return force: 125-500 N | Body thread: M85x2.0 | Weight: 8.8 kg
LA115050Stroke: 50 mm | Energy per cycle: 3,600 Nm | Energy per hour: 1,500,000 Nm/h | Max. shock force: 90,000 N | Max. propelling force: 20,500 N | Spring return force: 100-320 N | Body thread: M115x2.0 | Weight: 15.8 kg
LA115100Stroke: 100 mm | Energy per cycle: 7,200 Nm | Energy per hour: 1,750,000 Nm/h | Max. shock force: 90,000 N | Max. propelling force: 20,500 N | Spring return force: 120-450 N | Body thread: M115x2.0 | Weight: 18.2 kg
LA115150Stroke: 150 mm | Energy per cycle: 10,800 Nm | Energy per hour: 2,020,000 Nm/h | Max. shock force: 90,000 N | Max. propelling force: 20,500 N | Spring return force: 140-600 N | Body thread: M115x2.0 | Weight: 22.1 kg

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