tandard Matetial Specification NO. Part Name CStoASTM AStoASTM SStoASTM A105 A182F22 A182F304 A182F316(L) 1 Body A105 A182F22 A182F304(L) A182F316(L) 2 Disc A276420 A276304 A276304(L) A276F316(L) 3 Stem A182F6 A182F304 A182F304(L) A182F316(L) 4 Pressure Ring A182F304L A182F316L 5 Pressure Nut A105 A182F304 A182F304(L) A182F316L 6 Bonnet A105 A182F22 A182F304(L) A182F316(L) 7 Pin A276420 A182F304 8 P.S .Washer A105 A182F22 A182F304(L) A182F316(L) 9 P.S.Lock Nut A1942H A1944 A1948 A1948M 10 Stem Packing Flexible Graphite PTFE 11 Gland A276420 A182F304 12 Gland Eyebolt A193B7 A193B16 A193B8 A193B8M 13 Gland Flange A216WCB A351CF8 14 H.W.Nut A194 2H A1944 A1948 A1948M 15 Yoke Nut A276 410 16 Handwheel A197 17 H.W.Lock Nut A1942H A1944 A1948 A1948M 18 oil Cup Brass Suitable Medium W.O.G.etc W.O.G.etc HNO 3 ,CH 3 OOH etc Note:Other materials are available upon request. CS=Carbon Steel;AS=Alloy Steel;SS=Stainless Steel; Dimension (mm) and Weight (Kg) NPS 1/2" 3/4" 1" 11/4" 11/2" 2" L 900Lb-150Lb 140 140 140 178 178 216 2500Lb 186 186 186 232 232 279 H(open) 333 333 333 408 408 524 W 160 160 180 200 250 280 Weights 900LB-1500LB 11.2 10.5 10.1 21.0 19.6 40.4 2500LB 12.3 11.6 10.8 28.0 26.4 43.8