IEDDKFF

8433K55

8433K55 Extra-Stretch Extension Springs
$17.09 /Each    info

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Part Number IEDDKFF
Spring Type Extension
Length 12"
OD 1"
Extended Length @ Maximum Load 24"
Load Max. 33
Spring Rate 2.75 lbf/in
Material Latex Rubber
Sleeve Material Polypropylene Fabric
End Type Carabiner
Carabiner Length 2"
Carabiner Opening Width 5/16"
Carabiner Material Black-Oxide Steel
Temperature Range 30° to 130° F
RoHS RoHS 3 (2015/863/EU) Compliant
REACH Not Compliant
DFARS Specialty Metals COTS-Exempt
Country of Origin China
USMCA Qualifying No
INTERCHANGE
The LILY Bearing part series IEDDKFF is a potential replacement for these common bearing part numbers.
LILY
IEDDKFF

NOTE:All other trademarks are the property of their respective owners.

All other trademarks mentioned herein are used for the purpose of compatibility description and product identification only. Lily Bearing is not affiliated with, endorsed by, or sponsored by the holders of these trademarks.

Design Features of IEDDKFF Spring

IEDDKFF are engineered to accommodate greater elongation than standard extension springs while maintaining reliable tensile force. These springs feature longer coils, optimized wire diameters, and carefully controlled pitch to allow extended travel without permanent deformation or loss of spring rate. End designs—such as loops, hooks, or custom shapes—are reinforced to handle the additional stress associated with increased stretch, ensuring durability and consistent performance under repeated cycles.


What Benefits Can IEDDKFF Spring Provide?

  • Extended Travel Capability – Can elongate further than standard springs, allowing greater range of motion in limited spaces.
  • Reliable Tensile Force – Maintains consistent load and spring rate even at maximum extension.
  • Durability Under Repeated Use – Reinforced ends and optimized coil design reduce the risk of deformation or failure.
  • Versatility in Design – Suitable for applications requiring long stroke or high-extension movement without compromising performance.
  • Space-Efficient Solutions – Provides extended functionality without needing larger or bulkier components.


What Can IEDDKFF Spring Be Used for?

  • Marine and Offshore Equipment – Hatch closures, rigging mechanisms, and lifting systems exposed to saltwater and humidity.
  • Food Processing and Pharmaceutical Machinery – Washdown environments where springs face frequent cleaning, chemicals, or moisture.
  • Industrial Machinery – Conveyor tensioners, robotic arms, and lever systems where over-stretching could damage components.
  • Automotive and Transportation – Throttle return, brake linkages, or suspension components exposed to road salts, moisture, or high-load cycles.
  • Agricultural and Outdoor Equipment – Gates, plow linkages, irrigation systems, and fencing mechanisms where both corrosion and overload protection are critical.

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