Pump Repair Kit Compatible with Grainger Part Number 6GDV7 Compatible with Manufacturer Model Number 35100 35101 Connection Size Not Applicable Connection Type Not Applicable Hose Inside Diameter Not Applicable Hose Length Not Applicable Includes (2) Piston Cap Screws (2) Rubber Cups (2) Seal Rings (2) Washers (4) O-Rings Operating Pressure (Maximum) 500 psi Product Type Pump Repair Kit Compatible with Pump Type Hydrostatic Test Pump Compatible with Brand Wheeler-Rex