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Littmann Service & Support

Find stethoscope repair, warranty, and registration info. Plus find answers to questions and see how to contact 3M™ Littmann® Stethoscopes for support.

Your 3M™ Littmann Stethoscope comes with the Littmann Warranty -- if a material or manufacturing defect occurs during the warranty period, we will repair it for free of charge, except in the cases of obvious abuse or accidental damage.

Littmann® Cardiology III™ Stethoscope5 Years
Littmann® Cardiology STC Stethoscope6 Years
Littmann® Classic II Infant Stethoscope3 Years
Littmann® Classic II Pediatric Stethoscope3 Years
Littmann® Classic II S.E. Stethoscope3 Years
Littmann® Electronic Stethoscope Model 31002 Years
Littmann® Electronic Stethoscope Model 32002 Years
Littmann® Master Cardiology™ Stethoscope7 Years
Littmann® Master Classic II™ Stethoscope3 Years
Littmann® Select and Lightweight II S.E. Stethoscope2 Years
Littmann® Teaching Stethoscopes3 Years

If your warranty has expired, we offer affordable Littmann stethoscope repairs that include replacing the tubing, eartubes, diaphragm, rim, nonchill sleeves and eartips. Replacement parts and accessories can be purchased at

Warranty and Repair FAQs
Where can I find my serial number?

Your serial number can be found engraved on your Littmann stethoscope chestpiece. If your Littmann stethoscope does not have a serial number, please call 800-228-3957.

How do I know when my warranty starts?

Your date of purchase establishes the warranty start date and can be verified on your original purchase receipt.

Warranty and Repair Services
Check to see if your Littmann stethoscope is under warranty and view available service options and pricing using our Warranty and Service Request Tool.

For Littmann stethoscope service outside the USA, find your location at

Warranty and Service Request ToolX
(USA only)

The Warranty and Service Request Tool is for
USA customers only.


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Register Your Stethoscope

To protect your investment and be sure that your experience with Littmann® stethoscopes meets your expectations, please register your stethoscope. Your registration will provide you with access to our exclusive educational tools throughout the 3M Littmann® Learning Institute.

Register your Littmann® Stethoscope TeleSteth™ System

Login if you have previously registered your Littmann stethoscope but would like to register additional stethoscopes.


Find the right Littmann® Stethoscope

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Register your Stethoscope

To protect your investment and warranty, register your stethoscope today.

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Related Accessories

stethoscope eartips, Littmann

stethoscope identification tag, ID tag


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