3208 Marine Engine Standard Torque for Worm Drive Band Hose Clamps Caterpillar


Standard Torque for Worm Drive Band Hose Clamps
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Illustration 1g00280501

Table 1
Width of Clamp  Initial Installation Torque On New Hose 
7.9 mm (0.31 inch)  0.9 ± 0.2 N·m (8 ± 2 lb in) 
13.5 mm (0.53 inch)  4.5 ± 0.5 N·m (40 ± 4 lb in) 
15.9 mm (0.63 inch)  7.5 ± 0.5 N·m (65 ± 4 lb in) 
Width of Clamp  Reassembly or Retightening Torque 
7.9 mm (0.31 inch)  0.7 ± 0.2 N·m (6 ± 2 lb in) 
13.5 mm (0.53 inch)  3.0 ± 0.5 N·m (27 ± 4 lb in) 
15.9 mm (0.63 inch)  4.5 ± 0.5 N·m (40 ± 4 lb in)