Oswald

Industrial

F-420

Product Specifications

Model  Adapter Size Flow Rate Float Material 
GPM LPM 
F-42025LN-16 1” FNPT 5 to 25 20 to 100  316SS 
F-42025LN 1-1/2” MNPT 5 to 25 20 to 100 316SS 
F-42040LN-16 1” FNPT 8 to 40 30 to 150 316SS 
F-42040LN 1-1/2” MNPT 8 to 40 30 to 150 316SS 
F-42050LN-16 1” FNPT 10 to 50 40 to 200 316SS 
F-42050LN 1-1/2” MNPT 10 to 50 40 to 200 316SS 

Scale Length:  5” (125 mm)   

Maximum Working Pressure:  130 PSI (8.9 bar) at 70 ˚F (21 ˚C)    

Maximum Temperature: 130 ˚F /  54 ˚C @ 0 PSI 

Full Scale Accuracy: +/- 5% of full scale 

Calibration Fluid: Water, specific gravity 1.0 

Maximum Pressure Drop: 2 PSI 

Approximate Shipping Weight: 2 lb (.91kg) 

Wetted Components 

Meter Body: Cast Acrylic Rod- Polished (Annealed for strength and chemical resistance) 

Adapters: PVC 

Float: 316SS 

Guide Rod: 316 SS 

O-rings: Viton (optional EP, ad -22P to part number) 

Dimensions and Weights 

Maximum Overall Dimensions: 12” (30.5 cm) H x 2” (5.1 cm) D 

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