The sleeve is used to lock the support firmly in place and accepts a setscrew

Width: 30 in

Guardian 050-047V Torsion Spring for G1635 Safety Shower Ball Valve

which makes it possible to view the amount of soap that remains inside the unit and makes an indicator window unnecessary

Nidec US Motors DJ1P3DM Close-Coupled Pump Motor, 1 HP, 3-Phase, 1200 RPM, 208-230, 460V, 145JM Frame Nominal Size-48" X 1.5" The sleeve is used toFeatures: Aluminum end shields, NEMA Premium Efficient Item: Close Coupled Pump Motor, Motor Type: 3 Phase, HP: 1, Nameplate RPM: 1200, Voltage: 208 230 460, Frame: 145JM, Enclosure: Drip Proof, Rotation: CW CCW, Hz: 60, Phase: 3, Speeds: 1, Service Factor: 1. 15, Insulation Class: F, Mounting: Rigid, Bearings: Ball, Shaft Type: Key, Shaft Number: 1, Shaft Length: 4. 25", "C" Dim: 19. 1, Thermal Cooling: Ambient, Efficiency: 82. 5.