Shijiazhuang Dongli Petroleum Machinery (DLSY) supplies replacement parts for the Gardner Denver PZ-7 mud pump, including the piston rod clamp nut 50AW35. Parts are exported under HS code 84139100 to drilling contractors and distributors in Canada, the United States and international oil and gas markets.
FAQ
Which Gardner Denver PZ-7 parts does DLSY stock?
We currently list the piston rod clamp nut 50AW35 for the PZ-7. Other fluid-end wear parts for this pump can be quoted on request.
Is your 50AW35 clamp nut compatible with the original PZ-7 pump?
Yes. The clamp nut 50AW35 is manufactured as a replacement for the original Gardner Denver PZ-7. Provide the part number or a drawing and we will confirm fit before shipment.
Are there published pressure or flow ratings for the PZ-7?
No factory specifications are published for this model. Ratings are available on request from our technical team.
When should the piston rod clamp nut be replaced?
The clamp nut should be inspected whenever the piston rod assembly is serviced. Replace it if the threads or clamping faces show damage, since a secure rod connection is critical to fluid-end reliability.
Do you ship PZ-7 parts internationally?
Yes. DLSY exports under HS code 84139100 to Canada, the United States and other international oil and gas markets, by sea or air freight.