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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Double Wire Constant Tension Clamps are self-compensating hose clamps made from specially processed premium grade spring wire, hardened and austempered to meet the performance requirements specified.
Double Wire Constant Tension Clamps
Unit of Measure
1 2 

Item #

Item Name

Overall Width

Maximum Diameter

Nominal Wire Diameter

17R432009-00Q N/A 0.906 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.400 in N/A 0.968 in N/A 0.086 in
17R432010-03Q N/A 0.627 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.325 in N/A 0.662 in N/A 0.070 in
17R521WDQ N/A 0.772 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.360 in N/A 0.812 in N/A 0.078 in
17R62STQ N/A 1.578 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.560 in N/A 1.692 in N/A 0.126 in
17R72WDQ N/A 1.640 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.560 in N/A 1.745 in N/A 0.126 in
17R800011-00 N/A 0.370 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.250 in N/A 0.380 in N/A 0.039 in
17R800036-00Q N/A 1.875 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.590 in N/A 2 in N/A 0.137 in
17R800045-09Q N/A 0.595 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.325 in N/A 0.627 in N/A 0.070 in
17R800046-10Q N/A 0.610 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.325 in N/A 0.640 in N/A 0.070 in
17R800060-09Q N/A 0.671 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.360 in N/A 0.703 in N/A 0.078 in
17R800151-04 N/A 0.274 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.250 in N/A 0.294 in N/A 0.039 in
17R800152-04 N/A 0.285 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.250 in N/A 0.306 in N/A 0.039 in
17R800153-00 N/A 0.339 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.250 in N/A 0.345 in N/A 0.039 in
17R800154-04 N/A 0.401 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.280 in N/A 0.416 in N/A 0.059 in
17R800155-00 N/A 0.432 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.280 in N/A 0.442 in N/A 0.059 in
17R800156-85R N/A 0.490 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.280 in N/A 0.510 in N/A 0.059 in
17R800157-04 N/A 0.524 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.280 in N/A 0.555 in N/A 0.059 in
17R800158-00 N/A 0.551 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.325 in N/A 0.573 in N/A 0.070 in
17R800159-04 N/A 0.697 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.360 in N/A 0.736 in N/A 0.078 in
17R800160-00 N/A 0.730 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.360 in N/A 0.770 in N/A 0.078 in
17R800161-85G N/A 0.792 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.360 in N/A 0.832 in N/A 0.078 in
17R800162-04 N/A 0.850 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.400 in N/A 0.900 in N/A 0.086 in
17R800163-85R N/A 0.882 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.400 in N/A 0.928 in N/A 0.086 in
17R800164-04 N/A 0.969 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.450 in N/A 1.031 in N/A 0.098 in
17R800165-85R N/A 1.034 Inch (in) Minimum Diameter Double Wire Constant Tension Clamp N/A 0.450 in N/A 1.090 in N/A 0.098 in
Unit of Measure
1 2