Loose 90 fitting

/ Loose 90 fitting #1  

tg15701

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Joined
Jul 24, 2006
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4
Tractor
L35 kubota
Kubota l35 backhoe. Hydraulic fitting on cylinder that swings the hoe is getting loose. As cylinder pivots the fitting is turning about 10 degrees and the nut gradually loosens. Tightened as much as I safely could. Still works loose. Is there a fitting which would swing back and forth a little without affecting nut.
 
/ Loose 90 fitting #2  
Sounds like hose strain is working the fitting loose over time. Can you watch how the hose flexes when in use during swing function. Might just be a case of orientation of fitting and hose will solve the problem.

Depending on thread size and style there might be a live swivel fitting that would fit in that location.
 
/ Loose 90 fitting
  • Thread Starter
#3  
Definitely hose strain. Can’t see how to adjust.
 
/ Loose 90 fitting #4  
Kubota l35 backhoe. Hydraulic fitting on cylinder that swings the hoe is getting loose. As cylinder pivots the fitting is turning about 10 degrees and the nut gradually loosens. Tightened as much as I safely could. Still works loose. Is there a fitting which would swing back and forth a little without affecting nut.
Sure, there are swivel connections in every shape and thread. Some ends are made to compress right into the hose, but you can add swivels to any existing hose or fitting - Usually under ten bucks. It sounds like the hose you have may be a rgeneric eplacement hose that is missing the swivel end.
Online try surpluscenter.com or hydraulic-supply, or lots of others online.
 
 
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