Adc Inflation Bulbs & Valves Each 872N by American Diagnostic GROUP: Diagnostic Instruments:Patient Monitoring/Vital Signs:Bp Replacement Parts Item Description: ADFLOW� Bulb & Valve (870N & 871), Latex Free (LF) Packaging Desc: Valve/Bulb Adflow Lf Country of Origin: CN Harmonized Tariff Code: 9018.90.5040 Product Description: Completely latex free. For use with most aneroid or mercurial blood pressure instruments. End valve included. Individually packaged. Three-year warranty on ADFLOW models, One-year warranty on Standard..