Backup Wrench Saves Fitting Torque

September 28, 2010

When installing hose, make sure it is not twisted.Use a backup wrench while tightening hydraulic fittings with a swivel fitting to help prevent twisting. Dennis Kemper, applications engineer with the Gates Hose & Connector Group, emphasizes the importance of preserving the torque spec. "A hose that was twisted during assembly will want to straighten out when system pressure is applied. This can result in hose failure or loosening of connections, which is sometimes referred to as 'de-torquing.'

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