3PC Full Bore Stainless Steel Pneumatic Ball Valve Main size: 1/4" 3/8" 1/2" 3/4" 1" 1-1/4" 1-1/2"2" 3"4" Applicable media: Water oil. steam. Nitric acid. Acetic Acetic acid. Body:CF8,CF8M Cap:CF8,CF8M Ball:SS304,SS316 Seat:PTFE/RPTFE Gasket:PTFE Stem Seal:PTFE/RPTFE Stem:SS304,SS316 Packing:PTFE Packing Gland:SS304 Spring Washer:SS301 Pin Nut:SS304 Stop Pin:SS304 Handle:SS304 Locking Device:SS304