Specification Brand : Watflow BulletPoint1 : 3/4" Male NPT pipe thread, 1" Female NPSM for Swivel Nut BulletPoint2 : All made of brass, Rubber meter gaskets. BulletPoint3 : For connecting 3/4″ water meter (DN20 water meter) with Spigot and garden hose, you will need 2 couplings. BulletPoint4 : Their connection is as follows. 3/4" Spigot (Male GHT) + 3/4" water meter couplings + 3/4" Hose (male GHT) BulletPoint5 : The Watflow water meter coupling nuts for 3/4" AWWA and ISO4064 Meter threads on meter side. Coupling nut with wire seal hole Color : Brass ConnectorType : Nipple ExteriorFinish : Brass ExternallyAssignedProductIdentifier : 7423753821853 IncludedComponents : BRASS PAET ItemName : Watflow 3/4" Male NPT Water Meter Coupling, 1" Female NPT for DN20 Water Meter. ItemPackageDimensions_Height : 13 centimeters ItemPackageDimensions_Length : 3.9 centimeters ItemPackageDimensions_Width : 7.6 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : hydraulic-couplings Manufacturer : Watflow Material : Brass ModelName : Water meter couplings ModelNumber : WMC001 NumberOfItems : 1 NumberOfPieces : 1 PartNumber : WMC001 ProductDescription : Description Watflow 3/4" Male NPT Water Meter Coupling, 1" Female NPT for DN20 Water Meter. 3/4" Male NPT pipe thread, 1" Female NPSM for Swivel Nut.All made of brass, Rubber meter gaskets. For connecting 3/4″ water meter (DN20 water meter) with Spigot and garden hose, you will need 2 couplings. Their connection is as follows. 3/4" Spigot (Male GHT) + 3/4" water meter couplings + 3/4" Hose (male GHT). The Watflow water meter coupling nuts for 3/4" AWWA and ISO4064 Meter threads on meter side. Coupling nut with wire seal hole