This screw connection is designed with female and male threads. Connection 1 has Rp 2 1/2 inch threads. Connection 2 has R 2 1/2 inch threads. It is a straight fitting. It is made out of cast iron (malleable) and is galvanic/electrolytic zinc plated for surface protection. At 20 °C (68 °F), it can handle a maximum pressure of 25 bar (363 psi). They have a 3-part design.
FL2S-M-C series
The FL2S-M-C series are straight fittings with male threads to either a compression or cutting ring connection point. They are made out of brass, steel, or stainless steel and are a 3-part design.
Specifications
Thread : 2 1/2 inch
Thread (smaller) : 2 1/2 inch
Connection type : Inner thread cylindrical BSPT-Rp,Outer thread conical BSPT-R
Material : Cast iron
Min pressure (bar) : 0
Min pressure difference (bar) : 0
Max pressure at 20 °C (bar) : 25
Type of sealing : Conical sealing
Quality of material : Malleable cast iron
Model : 3-part
Material connection 1 : Cast iron
Material connection 2 : Cast iron
Material quality connection 1 : Malleable cast iron
Material quality connection 2 : Malleable cast iron
Shape : Straight
Surface protection connection 1 : Galvanic/electrolytic zinc plated
Surface protection connection 2 : Galvanic/electrolytic zinc plated
With drain : No

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