Specification Brand : WeldingCity BulletPoint : Sold on Amazon BulletPoint1 : 5-pcs premium gas nozzles (4295, 4391, 4392, 4393, 4394, 4491, 4492, 4591 and 4592) for Bernard 200-600A Q/S series MIG welding guns using elliptical consumables. BulletPoint2 : Gas nozzles (copper and brass) use for Bernard elliptical MIG gun consumables to allow contact tip to work adjustable and longer distance, as well as fast and easy changeover. BulletPoint3 : Nozzle 4295, 4391, 4392, 4393 and 4394 work with contact tip 7400/4200/1500 series and gas diffuser 4235/4335. Nozzle 4491, 4492, 4591 and 4592 work with contact tip 7400/1500 series and gas diffuser 4435/4635. See listed part-breakdown chart for nozzle orifice, material and gas diffuser/contact tip compatibility. BulletPoint4 : Refer to your MIG welding gun user manual for selection of correct gas nozzle. Pack of 5-pcs nozzles. 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. Color : Brown ExteriorFinish : Brass ExternallyAssignedProductIdentifier1 : 0608729700302 ExternallyAssignedProductIdentifier2 : 608729700302 ExternallyAssignedProductIdentifier3 : 00725636400283 IncludedComponents : MIG Wire Welding Nozzle ItemDisplayWeight : 12 ounces ItemName : WeldingCity 5-pk Gas Nozzle 4391 5/8" Brass for Bernard Q/S MIG Welding Guns ItemPackageDimensions_Height : 2 inches ItemPackageDimensions_Length : 8 inches ItemPackageDimensions_Width : 6 inches ItemPackageQuantity : 1 ItemTypeKeyword : mig-welding-equipment Manufacturer : WeldingCity.com Material : Brass MeasurementSystem : Metric ModelNumber : KH725 NumberOfItems : 1 PartNumber : 5PKCVI4391 Pattern : 014.0023 20pk ProductDescription : 5-pcs premium gas nozzles for Bernard 200-600A Q/S series MIG welding guns using elliptical consumables. Gas nozzles (copper and copper) for Bernard elliptical MIG gun consumables to allow contact tip to work adjustable and longer distance, as well as fast, easy changeover. Nozzle 4295, 4391, 4392 and 4394 work with contact tip 7400, 4200 and 1500 series and gas diffuser 4235 and 4335. Nozzle 4491, 4492, 4591 and 4592 work with contact tip 7400 and 1500 series and gas diffuser 4435 and 4635. See listed part-breakdown chart for nozzle orifice, material and gas diffuser/contact tip compatibility. ProductSiteLaunchDate : 2013-07-19T20:46:54.203Z Size : 5-pk 4391 Style : Gas Diffuser 20pk SupplierDeclaredDgHzRegulation : unknown UnitCount : 1