Specification Brand : WeldingCity BulletPoint1 : Premium quality Tweco Lincoln style gas diffuser 52, 52-23, 52FN and 54A for medium duty 200-400 Amp MIG welding guns. BulletPoint2 : Gas diffuser 52 and 52-23 for use with slip-on nozzle assemblies with nozzle adapter 32 in Tweco No.2 series MIG welding gun; current up to 250 Amp. Also fits Lincoln Magnum 200-250 Amp medium duty MIG guns; replacement for gas diffuser P/N: KP52 and KP52-23. BulletPoint3 : Gas diffuser 52FN and 54A for use with thread-on or slip-on nozzle assemblies in Tweco No.3/No.4 MIG welding gun; current up to 450 Amp. Also fits Lincoln Magnum 300-400 Amp medium duty MIG guns; replacement for gas diffuser P/N: KP52FN and KP54A. BulletPoint4 : Refer to your MIG welding gun user manual for selection of correct gas diffuser (52, 52FN and 54A). 2-pk and 5-pk package. Volume discount available. Buy More Save More! BulletPoint5 : U.S. based welding and hardware supplier. Strong technical support with experienced customer service to address buyer's any question. ExternallyAssignedProductIdentifier : 5056133391695 ExternallyAssignedProductIdentifier1 : 608729699873 ExternallyAssignedProductIdentifier2 : 0608729699873 IncludedComponents : MIG WELDER ItemDisplayWeight : 6.5 ounces ItemName : WeldingCity 5-pcs Gas Diffusers 54A for Lincoln Magnum 300-400A and Tweco #3-#4 MIG Welding Guns ItemPackageDimensions_Height : 0.7 inches ItemPackageDimensions_Length : 5 inches ItemPackageDimensions_Width : 4 inches ItemPackageQuantity : 1 ItemTypeKeyword : mig-welding-equipment Manufacturer : WeldingCity.com Material : Copper ModelName : DP200 ModelNumber : DP200 NumberOfBoxes : 1 PartNumber : CVI54A-5PK Pattern : 5pk-54A PowerSourceType : ac ProductDescription : Premium quality Tweco Lincoln style gas diffuser 52, 52-23, 52FN and 54A for medium duty 200-400 Amp MIG welding guns Gas diffuser 52 and 52-23 for use with slip-on nozzle assemblies with nozzle adapter 32 in Tweco No.2 series MIG welding gun; current up to 250 Amp. Also fits Lincoln Magnum 200-250 Amp medium duty MIG guns; replacement for gas diffuser P/N: KP52 and KP52-23, Gas diffuser 52FN and 54A for use with thread-on or slip-on nozzle assemblies in Tweco No.3/No.4 MIG welding gun; current up to 450 Amp. Also fits Lincoln Magnum 300-400 Amp medium duty MIG guns; replacement for gas diffuser P/N: KP52FN and KP54A. Refer to your MIG welding gun user manual for selection of correct gas diffuser (52, 52FN and 54A). Package of 2-pk and 5-pk. Volume discount available. Buy More Save More! ProductSiteLaunchDate : 2013-07-19T20:50:21.073Z Size : 54A, 5-pk Style : Black Version SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 UnspscCode : 27110000