Gem Bids For Seat, Eqp - 200 Nb Segregating Slide Valve&200 Nb Vacume Breakers, Part No- 128-010-06, Slide Gate, 106-301 For 12 X 6 Material Handling Valve Assembly, Valve Seat, 106-012-01 For 12 X 6 Material Handling Valve Assembly, Seat, Part No: 121x-315 Of 250 Nb Cyl.operated Slide Gate Valve, Make-indure