Repair Kit Compatible with Pump Type Straight Centrifugal Compatible with Brand Dayton Compatible with Manufacturer Part Number 2ZWU2 2ZWU3 Compatible with Grainger Part Number 2ZWU2 2ZWU3 Gasket Material Viton Includes (4) 3/8 in Lockwashers (4) 3/8 in -16 X 1 in Bolts (4) 5/16 in -18 Hex Head Bolts (4) Lockwashers Impeller Shim Kit Impeller With Lock Nut Mechanical Seal O-Ring