DFP15F15S Dixon Cast Brass Double Female Swivel - Pin Lug - 1-1/2" Female NST(NH) Swivel x 1-1/2" Female NPSH SwivelPart Number Female Swivel Thread Female Swivel Thread Weight (Lbs.) DFP1515 1 1 2" Female NPSH Swivel 1 1 2" Female NPSH Swivel 1. 4200 DFP2525 2 1 2" Female NPSH Swivel 2 1 2" Female NPSH Swivel 3. 6100 DFP1515F 1 1 2" Female NST(NH) Swivel 1 1 2" Female NST(NH) Swivel 1. 3450 DFP2525F 2 1 2" Female NST(NH) Swivel 2 1 2" Female NST(NH) Swivel 3. 1800 DFP15F15S 1 1 2" Female NST(NH) Swivel 1 1 2" Female NPSH Swivel 1. 3800 DFP25F25S 2 1 2" Female