hardware chains
fenner drives fs0071 self adjusting tensioner 40 ansi chain
self adjusting tensioner 40 ansi chain size mounting hole 0.40 in in temp range 32 225 f force range 0 30 lbs br b features b ul li 10 deg . normal dim . s in . li li application chain drives li li dimension a in . 1.67 li li dimension b in . 0.28 li li dimension c in . 0.84 li li dimension d in . 2.76 li li dimension e in . 6.37 li li dimension g in . 0.41 li li dimension l in . li li dimension n in . li li flat belt width in . li li hard 10 degree force lb . li li hard 30 degree force lb . li li idler bolt in . li li includes li li item self adjusting tensioner li li mounting hole in . 0.40 li li normal 10 deg . force lb . li li normal 20 deg . force lb . li li normal 30 deg . force lb . li li temp . range f 32 225 li li 20 degree dim . s in . li li 30 degree dim . s in . li li ansi chain size 40 li li dimension j1 in . li li dimension j2 in . li li dimension k in . li li function self adjusting tensioner eliminates need for regular manual retensioing li li hard 20 degree force lb . li li mounting hole metric li li v belt size range li li agency compliance li li dimension t in . 1.17 li li insert alloy steel accurately wound compression springs are used to provide consistent tensioning force li li tensioning arm deflects up to 45 degrees either side of its neutral position allowing a pretension force that self adjusts an idler to everyday elongation of chain or belt while dampening vibration in the drive li li force range lbs . 0 30 li li idler outside dia . 2.98 li ul