Self Compensating & Custom Orificed Shock Absorbers

Efdyn self compensated shock absorbers have been protecting products and increasing equipment life for over 40 years. These industrial shocks are commonly used as crane bumper shock absorbers on overhead cranes and for assembly lines, paper mills, steel mills, saw mills, and various other applications.



Built to take a broad range of loads and speeds, our self compensating shock absorbers will perform great for years without any adjustments necessary.

R Series
• 1 1/8” to 8” bore
• 1” to 84” stroke
•15 – 13,000,000 lb effective weights available
• stainless steel models available

SAS
• ½” to 4” bore
• ½” to 10” strokes
• 10 – 1,080,000 lb effective weights available
• Off the shelf models available

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SMALL
Miniature Shock Absorbers
MEDIUM
SAS 1⁄2”, 3⁄4” & 1-1⁄8” Bore Model
SAS 1-1⁄2” & 2”Bore Model
LARGE
R-Series Shock Absorbers