This sleeve (reducing socket) is designed with reducing threads (round body). Connection 1 has Rp 4 inch threads. Connection 2 has Rp 3 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).
FL2S-F series
The FL2S-F series are straight sleeves designed either as reduces or weldable for female threads. They are made out of brass, cast iron, steel, sainless steel, or aluminum.
Specifications
Thread : 4 inch
Thread (smaller) : 3 inch
Connection type : Inner thread cylindrical BSPT-Rp
Material : Cast iron
Min pressure (bar) : 0
Min pressure difference (bar) : 0
Max pressure at 20 °C (bar) : 25
Fitting features : Reducing
Quality of material : Malleable cast iron
Model : 1-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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