MECHANICAL SEAL; TYPE: CARTRIDGE; SHAFT DIAMETER: 45 MM; SERVICE: REFRIGERATION; VACUUM PRESSURE 711 MMHG - 42 BAR; TEMPERATURE -30 - (+205) °C; BODY AISI 316; ROTARY FACE SILICON CARBIDE; STATIONARY FACE TUNGSTEN CARBIDE; VITON O-RING; H ASTELLOY SPRINGS WITH AISI 316 SETTINGS; IT SHOULD BE DELIVERED WRAPPED IN A POLYETHYLENE BAG, PACKED IN A CARDBOARD BOX TO PREVENT DIRT AND/OR DAMAGE DURING TRANSPORT AND/OR STORAGE.