3M™ Littmann® Cardiology III™ Stethoscope, Black Tube, 22 inch

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  • Regular price $266.74

22". Black tubing. Two tunable diaphragms. Large side can be used for adult patients and small side can be used for pediatrics. Dual-lumen tubing.


  • Versatile, double-sided chestpiece for adult and pediatric auscultation.
  • Pediatric side converts to an open bell by replacing the diaphragm with a non-chill bell sleeve (included).
  • Tunable diaphragm: Hear high or low frequency sounds by slightly adjusting pressure on the chestpiece.
  • Dual-lumen tubing: Two sound paths in one tube eliminates the rubbing noise of traditional double tubes.
  • Headset is easily adjusted for individual fit and comfort. Angled eartubes align with ear canals.
Cardiology/High Performance
Chestpiece Finish
Machined Stainless Steel
Chestpiece Technology
Double Sided
Chestpiece Weight
3 Ounce
Chestpiece Weight (metric)
85 g
Diaphragm Diameter
1.7 Inch
Diaphragm Material
Eartip Type
Soft Sealing
Extra Eartips
Headset Material
Wide diameter aerospace alloy / Anodized aluminum
22 Inch
Length (Metric)
56 cm
Most Significant Environmental Benefit of this SKU
3M™ Littmann® next-generation tubing is not made with natural rubber latex, and does not contain phthalate plasticizers.‎
Net Weight
6.2 oz
Net Weight (Metric)
175 g
Tube Color