Mono Block Design Foot Mounted with Explosion Proof 3 Ph 2,880 Rpm Drive. Chamber With General Purpose Shearhead Screen complete with Mechanical Seal or Packed Gland. Inlet & Outlet connections 50 M/M Flanged. All contact parts 316 Grade S/S. {Please note the price with Mechanical Seal. A Packed Gland Seal could be supplied with a Saving Price Quoted.}