Oetiker® Stepless Ear Clamps have no steps or gaps on their inner circumference, providing uniform compression with a 360° seal. They are especially well-suited to applications involving flexible and inflexible thin-walled hoses. Parts listed on this page have 9mm wide bands, lightly oiled.
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Item #

Item Name

Material Thickness (Decimal)

Clamp Size

Band Width (Decimal)

N/A 167 Series 17.8 to 21 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 0.701 to 0.827 in17.8 to 21 mm N/A 0.354 in9.00 mm
N/A 167 Series 19.4 to 22.6 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 0.764 to 0.890 in19.4 to 22.6 mm N/A 0.354 in9.00 mm
N/A 167 Series 20.9 to 24.1 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 0.823 to 0.949 in20.9 to 24.1 mm N/A 0.354 in9.00 mm
N/A 167 Series 23.7 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 23.7 mm N/A 0.354 in9.00 mm
N/A 167 Series 22.4 to 25.6 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 0.882 to 1.008 in22.4 to 25.6 mm N/A 0.354 in9.00 mm
N/A 167 Series 23.9 to 27.1 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 0.941 to 1.067 in23.9 to 27.1 mm N/A 0.354 in9.00 mm
N/A 167 Series 25.4 to 28.6 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 1.000 to 1.126 in25.4 to 28.6 mm N/A 0.354 in9.00 mm
N/A 167 Series 26.9 to 30.1 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 1.059 to 1.185 in26.9 to 30.1 mm N/A 0.354 in9.00 mm
N/A 167 Series 28.4 to 31.6 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 1.118 to 1.244 in28.4 to 31.6 mm N/A 0.354 in9.00 mm
N/A 167 Series 29.9 to 33.1 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 1.177 to 1.303 in29.9 to 33.1 mm N/A 0.354 in9.00 mm
N/A 167 Series 31.4 to 34.6 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 1.236 to 1.362 in31.4 to 34.6 mm N/A 0.354 in9.00 mm
N/A 167 Series 32.3 to 35.5 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 1.272 to 1.398 in32.3 to 35.5 mm N/A 0.354 in9.00 mm
N/A 167 Series 32.9 to 36.1 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 1.295 to 1.421 in32.9 to 36.1 mm N/A 0.354 in9.00 mm
N/A 167 Series 34.4 to 37.6 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 1.354 to 1.480 in34.4 to 37.6 mm N/A 0.354 in9.00 mm
N/A 167 Series 34.9 to 38.1 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 1.374 to 1.500 in34.9 to 38.1 mm N/A 0.354 in9.00 mm
N/A 167 Series 35.3 to 38.5 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 1.390 to 1.516 in35.3 to 38.5 mm N/A 0.354 in9.00 mm
N/A 167 Series 36.4 to 39.6 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 1.433 to 1.559 in36.4 to 39.6 mm N/A 0.354 in9.00 mm
N/A 167 Series 37.8 to 41 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 1.488 to 1.614 in37.8 to 41 mm N/A 0.354 in9.00 mm
N/A 167 Series 39.3 to 42.5 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 1.547 to 1.673 in39.3 to 42.5 mm N/A 0.354 in9.00 mm
N/A 167 Series 40.8 to 44 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 1.606 to 1.732 in40.8 to 44 mm N/A 0.354 in9.00 mm
N/A 167 Series 42.3 to 45.5 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 1.665 to 1.791 in42.3 to 45.5 mm N/A 0.354 in9.00 mm
N/A 167 Series 43.8 to 47 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 1.724 to 1.850 in43.8 to 47 mm N/A 0.354 in9.00 mm
N/A 167 Series 45.3 to 48.5 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 1.783 to 1.909 in45.3 to 48.5 mm N/A 0.354 in9.00 mm
N/A 167 Series 46.8 to 50 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 1.843 to 1.969 in46.8 to 50 mm N/A 0.354 in9.00 mm
N/A 167 Series 48.3 to 51.5 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 1.902 to 2.028 in48.3 to 51.5 mm N/A 0.354 in9.00 mm
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