![3M Littmann Stethoscope, Cardiology IV, Black Tube, Black Chestpiece, 27 Inch, 6163: Amazon.com: Industrial & Scientific 3M Littmann Stethoscope, Cardiology IV, Black Tube, Black Chestpiece, 27 Inch, 6163: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/61eW37HIomL.jpg)
3M Littmann Stethoscope, Cardiology IV, Black Tube, Black Chestpiece, 27 Inch, 6163: Amazon.com: Industrial & Scientific
![3M Littmann Cardiology IV Stethoscope, Standard-Finish Chestpiece, Black Tube, Stainless Stem/Headset, 27 inch, 6152 - Walmart.com 3M Littmann Cardiology IV Stethoscope, Standard-Finish Chestpiece, Black Tube, Stainless Stem/Headset, 27 inch, 6152 - Walmart.com](https://i5.walmartimages.com/asr/56845140-a766-4082-b328-522c248b934e_1.a8351c97e6eb78ae31decea170319dc6.jpeg)
3M Littmann Cardiology IV Stethoscope, Standard-Finish Chestpiece, Black Tube, Stainless Stem/Headset, 27 inch, 6152 - Walmart.com
![Inspired by innovation: How the 3M™ Littmann® stethoscope became one of medicine's most powerful dia Inspired by innovation: How the 3M™ Littmann® stethoscope became one of medicine's most powerful dia](https://multimedia.3m.com/mws/media/1882109Y/hand-with-stethoscope.jpg)