RODUCT DETAILS SPHERICAL NITRILE BALL , SELF OPERATING, COVERED EXHAUST. END DETAILS MALE SCREWED END BSP TO BS:21 WORKING VERTICAL INSTALLATION IN WATER SEWAGE LINE OF LONG DISTANCE TO ACCUMULATE AIR RESISTANCE. TO GET BEST PERFORMANCE, THIS VALVE TO BE MOUNTED ON HIGH POINTS OF THE LINE, HAVING PERIODIC INTERVALS TO EACH OTHER. TESTING HYDRAULIC. BODY TESTED :- 250 psig. SEAT TESTED :- 150 psig. MATERIALS OF CONSTRUCTION PART NO. PART’S NAME MATERIALS SPECIFICATIONS 1 CAP BRONZE BS:1400, LG2 2 RETAINER BRONZE BS:1400, LG2 3 BODY BRONZE BS:1400, LG2 4 BALL RUBBER NITRILE DIMENSIONS IN mm NOMINAL SIZE A H~ 25mm 1” BSP 110 40mm 1.1/2” BSP 130 50mm 2” BSP 150 NOTE:- DUE TO CONTINOUS DEVELOPMENT PROGRAMME, DESIGN & DATA IN THIS LEAFLET ARE SUBJECT TO CHANGE WITHOUT ANY NOTICE.