This is Atlas Copco part number 9001000519 claw coupling complete, stocked at Crowder Supply as AC-9001000519. This is the supply connection for the pump. Damaged threads or a chewed sealing face cost pressure at the working end.
The published breakdown lists it on the DIP 25 35 65 25US 35US 65US Centrifugal Pump. Pull up the diagram and confirm the reference number for your serial before ordering.
If you need the parts around it, the parts diagram hub has the full breakdown library, and the Atlas Copco catalog covers the machines themselves. Denver stock, with same-day shipment on in-stock orders in by 4 PM ET.
- Part number: 9001000519
- Manufacturer: Atlas Copco
- Crowder SKU: AC-9001000519
- Listed on breakdowns for: DIP 25 35 65 25US 35US 65US Centrifugal Pump

