b'Safety Steering Column TypesToll-free in USA: 1-888-STEER-USInternational: 1-307-472-0550E-mail: sales.woodwardsteering@gmail.comPrinciple of Operation Thesafetycolumnisdesignedtocollapseinanycrashwhichdisplacesthefrontendrearward.Withmodernracecarchassisincorporatingacrush/crumplezonetoabsorbenergy,asolidsteeringshaftwouldpresentanobviousdangerofinjurytothedriver.ThetelescopingconstructionoftheWoodwardsafetycolumnpermitsuptonineinchesofrearwardcollapseofthefrontcrushzonebefore the steering wheel can start moving toward the driver. Thecoarse-toothsplineprovidesafarmorepositivedrivethantheflattedtubetypicallyusedinOEMroadcars.Itsslidingactionhasalmostnoresistance;itisfreeofshearpinsortensionclipsandcanbeeasilytestedforfunctionbysimplydisconnectingitatoneendandcollapsingitbyhand.ThisbasicmechanismisbuiltintoalltheWoodwardmodelsshownbelow.SCA500 Introducedin1989,thiscollapsiblesectioncanbesplicedintoasteeringcolumnatanyconvenientpoint,normallyinthefrontbaybetweenfirewallandsteeringgear.ItprovidesasignificantsafetyelementwhereclassrulesrequireretentionoftheOEMuppercolumnanddashboardmounting.Thetube,whichcanbecuttotherequiredlength,featuresareduceddiametertoclearheadersandotherobstructions.Itacceptsavarietyofweld-inextensions,bothplainandsplined,shownelsewhereinthecatalog.ThisoneisshownwithaU-jointweldedinplacewiththeaidoftheST501alignmentplug.SCA827B TheSCA827BlightweightcollapsiblecolumnhasanintegralsplineattheupperendwhichdirectlyacceptsanyWoodwardquickreleasehubwithnoadapterneeded.Itisthelowest-costcockpit-mountedsafetycolumn.Itstorquetubeiszincplatedforcorrosionresistance,andturnsinasphericalDelrinbearingwhichishungfromasimpletabweldedtothedashbarthesameasiscommonlyusedtohanga3/4rodend.TheSCA827torquetubeis1.25ODx.065wallanditwillnotflexorbendlikeaplain3/4tube.Itisavailableinarangeoflengthstofitanyracecarfromlatemodelstodwarfcars.Thecolumncanberepositionedinoroutbymovingthetwoclampcollars.3'