EFC International
EFC International
1940 Craigshire St. Louis,
MO 63146-4008
Phone: 1 314.434.28881
Contact: www.efc-intl.com/contact
Website: www.efc-intl.com
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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.
167 Series 9 Millimeter (mm) Wide Oiled Stepless Ear Clamps
Unit of Measure
1 2 3 

Item #

Item Name

Material Thickness (Decimal)

Clamp Size

Band Width (Decimal)

14000300-19Q N/A 167 Series 51.3 to 54.5 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 2.020 to 2.146 in51.3 to 54.5 mm N/A 0.354 in9.00 mm
14002314-M400 N/A 167 Series 51.5 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 51.5 mm N/A 0.354 in9.00 mm
14000301-19Q N/A 167 Series 52.8 to 56 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 2.079 to 2.205 in52.8 to 56 mm N/A 0.354 in9.00 mm
14000302-19Q N/A 167 Series 54.3 to 57.5 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 2.138 to 2.264 in54.3 to 57.5 mm N/A 0.354 in9.00 mm
14000303-19Q N/A 167 Series 55.1 to 58.3 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 2.169 to 2.295 in55.1 to 58.3 mm N/A 0.354 in9.00 mm
14000304-19Q N/A 167 Series 55.8 to 59 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 2.197 to 2.323 in55.8 to 59 mm N/A 0.354 in9.00 mm
14000305-19Q N/A 167 Series 57.3 to 60.5 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 2.256 to 2.382 in57.3 to 60.5 mm N/A 0.354 in9.00 mm
14000306-19Q N/A 167 Series 58.8 to 62 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 2.315 to 2.441 in58.8 to 62 mm N/A 0.354 in9.00 mm
14000307-19Q N/A 167 Series 60.3 to 63.5 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 2.374 to 2.500 in60.3 to 63.5 mm N/A 0.354 in9.00 mm
14000308-19Q N/A 167 Series 61.8 to 65 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 2.433 to 2.559 in61.8 to 65 mm N/A 0.354 in9.00 mm
14000309-19Q N/A 167 Series 63.3 to 66.5 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 2.492 to 2.618 in63.3 to 66.5 mm N/A 0.354 in9.00 mm
14000310-19Q N/A 167 Series 64.8 to 68 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 2.551 to 2.677 in64.8 to 68 mm N/A 0.354 in9.00 mm
14000311-19Q N/A 167 Series 65.3 to 68.5 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 2.571 to 2.697 in65.3 to 68.5 mm N/A 0.354 in9.00 mm
14000312-19Q N/A 167 Series 66.3 to 69.5 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 2.610 to 2.736 in66.3 to 69.5 mm N/A 0.354 in9.00 mm
14000313-19Q N/A 167 Series 67.8 to 71 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 2.669 to 2.795 in67.8 to 71 mm N/A 0.354 in9.00 mm
14000314-19Q N/A 167 Series 69.3 to 72.5 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 2.728 to 2.854 in69.3 to 72.5 mm N/A 0.354 in9.00 mm
14000315-19Q N/A 167 Series 70.8 to 74 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 2.787 to 2.913 in70.8 to 74 mm N/A 0.354 in9.00 mm
14001287-81Q N/A 167 Series 72 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 72 mm N/A 0.354 in9.00 mm
14000316-19Q N/A 167 Series 72.3 to 75.5 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 2.846 to 2.972 in72.3 to 75.5 mm N/A 0.354 in9.00 mm
14000317-19Q N/A 167 Series 73.8 to 77 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 2.906 to 3.031 in73.8 to 77 mm N/A 0.354 in9.00 mm
14000318-19Q N/A 167 Series 75.3 to 78.5 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 2.965 to 3.091 in75.3 to 78.5 mm N/A 0.354 in9.00 mm
14000319-19Q N/A 167 Series 76.8 to 80 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 3.024 to 3.150 in76.8 to 80 mm N/A 0.354 in9.00 mm
14000320-19Q N/A 167 Series 78.3 to 81.5 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 3.083 to 3.209 in78.3 to 81.5 mm N/A 0.354 in9.00 mm
14000321-19Q N/A 167 Series 79.8 to 83 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 3.142 to 3.268 in79.8 to 83 mm N/A 0.354 in9.00 mm
14000322-19Q N/A 167 Series 81.3 to 84.5 Millimeter (mm) Range Oiled Stepless Ear Clamp N/A 0.024 in0.6 mm N/A 3.201 to 3.327 in81.3 to 84.5 mm N/A 0.354 in9.00 mm
Unit of Measure
1 2 3