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3M™ Littmann® Teaching Stethoscope 2138, 40 inch, Black and Burgundy tube

3M™ Littmann® Teaching Stethoscope 2138, 40 inch, Black and Burgundy tube
UPC#: 7-07387-23279-53M ID: 70200617028
Product Details


  • Dual headsets for real-time teacher-patient auscultation
  • 40-inch tube for easy movement around a patient
  • Traditional bell on one side, a diaphragm on the other
  • Pressure-based sound frequency adjustment with tunable diaphragm
  • Patented 3M™ Littmann® Snap Tight Soft-Sealing Eartips
  • Durable, latex-free design
  • Variety of tube colors and chestpiece finishes
  • 3-year warranty


You can be assured that your decision to educate your students with the help of a 3M™ Littmann® Classic II S.E. Teaching Stethoscope is a smart one. As one of our best and most popular chestpieces, it’s also an ideal educational tool.

Extended Description

Used as an auscultation educational tool for healthcare professionals.

Applications Physical Assessment and Diagnosis
Chestpiece Finish Machined Stainless Steel
Chestpiece Technology Double Sided
Chestpiece Weight (metric) 65 g
Color Group Assorted
Diaphragm Diameter 1.75 in
Diaphragm Diameter (metric) 4.4 cm
Diaphragm Material Epoxy/Fiberglass
Diaphragm Shape Round
Diaphragm Type Tunable Diaphragm
Eartip Type Soft Sealing
Extra Eartips Yes
Headset Material Wide diameter aerospace alloy / Anodized aluminum
Length 40 in
Length (metric) 102 cm
Model Classic II S.E.
Net Weight (Metric) 244 g
Occupation Teacher/Professor/Instructor
Patient Adult
Performance 7
Warranty Period 3 years