This reducing nipple is designed with male and female threads. Connection 1 has R 2 1/2 inch threads. Connection 2 has Rp 1 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).
FL2S-FM series
The FL2S-FM series are straight fittings with one female connection point and one male connection point. Thread standards of NPT, R, Rp, G, and metric are available. They are a 1-part design made out of brass, cast iron, steel, nitrified steel, and stainless steel.
Specifications
Thread : 2 1/2 inch
Thread (smaller) : 1 1/2 inch
Connection type : Outer thread conical BSPT-R,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

![FKM O-ring 5 x 1mm (OD 7mm) 80 Shore A [50 Pieces]](https://www.drillforgepro24.com/wp-content/uploads/2026/06/or.19a44f36_5e29b34c-ec1f-49ee-a107-6c1cf37837d1.webp)
![FKM O-ring 9 x 1mm (OD 11mm) 80 Shore A [50 Pieces]](https://www.drillforgepro24.com/wp-content/uploads/2026/06/or.19a44f36_14c05a4b-e320-4191-a1ac-af798b1c5adb.webp)
![EPDM O-ring 7 x 1mm (OD 9mm) 70 Shore A [50 Pieces]](https://www.drillforgepro24.com/wp-content/uploads/2026/06/or.19a44f36_3169e177-ec2e-4378-9845-6a563f278237.webp)
![NBR O-ring 9 x 6mm (OD 21mm) 70 Shore A [50 Pieces]](https://www.drillforgepro24.com/wp-content/uploads/2026/06/s22pt__n.93981eec.webp)
Reviews
There are no reviews yet.