Designation:F1836M−09(Reapproved2013)AnAmericanNationalStandardStandardSpecificationforStuffingTubes,Nylon,andPackingAssemblies(Metric)1ThisstandardisissuedunderthefixeddesignationF1836M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheU.S.DepartmentofDefense.1.Scope1.1Thisspecificationcoversthegeneralrequirementsfornylonstuffingtubesandpackingassemblies.Nylonstuffingtubesareintendedformakingelectriccablepenetrationsinmarineshipboardenclosuresforelectricalequipment.Thefollowingtypesaresuitableforboththin-wallenclosuresupto5mm(3⁄16in.)thickandthick-wallenclosures,bulkheads,anddecksof5to19mm(3⁄16to3⁄4in.)thick.1.2Thisspecificationdoesnotcovermetalstuffingtubes.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortoitsuse.2.ReferencedDocuments2.1ASTMStandards:2D2000ClassificationSystemforRubberProductsinAuto-motiveApplicationsD4066ClassificationSystemforNylonInjectionandExtru-sionMaterials(PA)2.2NEMAStandards:Standard250EnclosuresforElectricalEquipment(1000VMax)32.3ASMEStandard:ASMEB1.1UnifiedInchScrewThreads(UNandUNRThreadForm)42.4IECStandardStandard68-2-6EnvironmentalTesting–Part2:Tests–TestFC:Vibration(Sinusoidal)SixthEdition53.Terminology3.1DefinitionsofTermsSpecifictoThisStandard:3.1.1nylonstuffıngtube,n—amarineelectricalfittingusedforthesealingofcablepenetrationintoshipboardenclosureswhilemaintainingorexceedingthedegreeofprotectionforwhichtheenclosureisrated.3.1.2packingassembly,n—thecompressibleinsertforthenylonstuffingtube.Itconsistsofoneneoprenebushingandthreenylonw...
