Product details
Compression Spring 20510
Bring the bounce back to your Little Anne with the Compression Spring 20510 —the factory‑calibrated spring that powers realistic chest recoil, helping students master proper CPR rhythm and
Product Details & Specifications
For use with:
- Little Anne AED
- Little Anne QCPR
Bring the bounce back to your Little Anne with the Compression Spring 20510—the factory‑calibrated spring that powers realistic chest recoil, helping students master proper CPR rhythm and depth.
Why replace the spring?
After thousands of compressions, the original spring can fatigue, slowing chest rebound and skewing depth cues. Installing this OEM replacement ensures every push meets American Heart Association (AHA) standards and every release delivers the full recoil that promotes effective blood‑flow simulation.
Key features & benefits
Ideal users
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CPR/BLS instructors refurbishing fleets between courses
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Training centers maintaining strict AHA compliance
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Schools, EMS academies, and corporate safety programs seeking long‑term manikin performance
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Part number: 20510
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Material: High‑carbon steel, zinc‑plated
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Free length: ≈ 85 mm (3.3 in)
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Outer diameter: ≈ 30 mm (1.2 in)
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Spring rate: Factory‑set to Little Anne standard (keeps adult compression force ~50 kg / 110 lb)
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Compatibility: All generations of Little Anne CPR manikins
Quick installation
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Open the torso shell and lift out the old spring.
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Seat the 20510 over the chest post, ensuring ends align with retaining grooves.
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Close the shell—your manikin is ready for lifelike recoil again.
Choose the Compression Spring 20510 to ensure every learner experiences authentic chest rise‑and‑recoil feedback, building confidence—and competence—in life‑saving compressions.
Select the exact model, size, or replacement part. Purchase buttons open the EMRN cart in a new tab; configuration-only options open the product page.
| Model / Package | SKU | Price | Order |
|---|---|---|---|
| Compression Spring 20510 | 20510 | $70.10 CAD | Add to Cart |
Matching EMRN equipment and replacement parts
Manufacturer instructions, PDFs and videos
MANUFACTURER Legacy Little Anne illustrated parts guidePDF Legacy Little Anne additional illustrated parts guideManufacturer links may open a download library rather than a PDF. Some legacy spare parts have no individually published manual. Only existing video links are shown; no videos were invented.
What is the Compression Spring 20510 used for?
After thousands of compressions, the original spring can fatigue, slowing chest rebound and skewing depth cues.
What is the EMRN SKU for Compression Spring 20510?
The listed EMRN SKU is 20510. Use this number when reordering or checking replacement-part compatibility.
Which parts or consumables are associated with Compression Spring 20510?
The EMRN catalog includes related components such as Little Anne AED 122-01050. Check the compatibility notes beside each item; older and newer manikin generations may require different parts.
Do older Little Anne replacement parts fit the current Little Anne QCPR?
Not automatically. Laerdal has separate illustrated legacy Little Anne parts and newer Little Anne QCPR filter, airway, and face-skin part numbers. Match the exact generation and part number before buying.











