Repair Kit Compatible with Pump Type Straight Centrifugal Compatible with Brand Dayton Compatible with Manufacturer Model Number 2ZWU6 2ZWU7 Compatible with Grainger Part Number 2ZWU6 2ZWU7 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