Parker Industrial Hose Catalog 4800 - MRO Stop

HOSESafety & Technical DataCoupling Thread CompatibilityIndustrial hose couplings have threads which are usually one of the various "pipe" threads. All pipe threadsare commonly referred to by the generic name of Iron Pipe Thread or IPT. There are several different types ofIPT threads and you must know specifically what they are to ensure compatibility with mating threads.IPT Thread Compatibility ChartDescriptionAmerican Standard Tapered Pipe ThreadSealThread Seal (with SealingCompound)Thread(Female)NPTCompatibleThreads(Male)NPTNPTFAmerican Standard Tapered Dryseal Pipe Thread Thread Seal (Dryseal)* NPTF NPTFNPTAmerican Standard Straight Pipe Thread formechanical joints (includes 2 female types,depending on sealing method, and one male typecompatible with both females)American Standard Straight Pipe Threads forhose couplings and nipplesPurchase at http://www.mrostop.comWasher or MechanicalGround JointNPSMNPSMNPTNPTFWasher NPSH NPSHNPTNPTF*When NPTF Threads are once used, they require sealing compound for future use.In addition, there are various other thread types that may be found on industrial hose couplings. These types aregenerally not compatible with any other thread types:Type Description SealGHT Garden Hose Thread Washer sealAPI American Petroleum Institute Thread Thread sealJIC (37˚) Joint Industry Conference O-ring or mechanical sealSAE (45˚) Society of Automotive Engineers Mechanical sealNF Welding Hose Threads-Left Hand and Right Hand Mechanical sealCHT Chemical Hose Thread (for booster hoses) Gasket seal212Parker Hannifin CorporationIndustrial Hose Productswww.safehose.com