... thick cover, strengthen pumps strength and aseismatic property.ModelSQP2-21-86C(F)-(LH)-18Pump covering no.Displacemnt codeShaft shapeOutlet portInstallitionRotationDesign ... from shaft) LH- counter-clockwiseNo sigh- clockwise15SQP210,12,14,15,17,19,21SQP321,25,30,32,35,38,4518SQP442 ... pump Displacemnt code Cover end pumpShaftOutlet portInstallitionRotationDesign noSQP2110,12,14,15,17,19,212,3,4,5,6,7 ...