BRONZE GLOBE VALVE (UNION BONNET) Specification & Features:Manufacture is to BS 5154/ B PN 32Screwed Female Ends to BS: 21 / ISO: 7 / IS: 554Flanged Ends to BS: 10 Table 'F' Inside Screwed, Rising Spindle with Back Seat ArrangementS.S. Working Parts, Hand Wheel Operated.