Specification Brand : Flame Tech BulletPoint1 : For use with any commercial fuel gas except acetylene BulletPoint2 : It is machined from solid bar stock BulletPoint3 : Internals are press fit and pinned with a large Brass pin BulletPoint4 : 20-35 psi natural gas/propane pressure BulletPoint5 : 90-120 psi oxygen pressure ExternallyAssignedProductIdentifier1 : 840126302394 ExternallyAssignedProductIdentifier2 : 0840126302394 ItemName : FlameTech HD 4 Heavy Duty Inferno Heating Head, MAPP/Propylene, Size 4, Tested in The USA ItemPackageDimensions_Height : 17.6 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 9.3 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : arc-welding-nozzles Manufacturer : Flame Technologies, Inc. Material : Brass ModelName : HD ModelNumber : HD 4 NumberOfItems : 1 PartNumber : HD 4 ProductSiteLaunchDate : 2017-02-25T08:00:01.000Z Size : Size 4 UnitCount : 1