9600FJ4 by Midland | NRS Resilient Seated Gate Valve | 4" 250# Flange x 4" Mechanical Joint | Ductile IronPart Number Part Material ASTM Spec. 1 Body Ductile Iron A536 65 45 12 2 Wedge Ductile Iron, EPDM Encapsulated A536 65 45 12 3 Wedge Nut Bronze B148 C95200 4 Stem Stainless Steel A276 Type 304SS 5 Gasket Rubber D2000 NBR 6 Bolts Stainless Steel A276 Type 304SS 7 Bonnet Ductile Iron A536 65 45 12 8 O Ring Rubber D2000 NBR 9 Thrust Collar Bronze B148 C95200 10 O Ring Rubber D2000 NBR 11 Gland Ductile Iron A536 65 45 12 12 O Ring Rubber D2000 NBR 13 Dust