DONGLI / PART REFERENCE

Discharge Valve Assembly

JWS165 Discharge Valve Assembly

Catalogue reference number
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Catalogue brand
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JWS165 Discharge Valve Assembly — Discharge Valve Assembly

Original designation: JWS165 排出阀总成

Catalogue model references

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Catalogue description records

The JWS165 Discharge Valve Assembly is an aftermarket replacement part for the JWS165 mud pump. It seats on the discharge side of the pump's fluid end, where the valve opens on the pressure stroke to let drilling fluid pass downstream and closes to prevent backflow into the cylinder. The JWS165 model number is used for identification and fitment only; this is a replacement part, not an original-manufacturer component.

The discharge valve assembly releases fluid from the fluid end on the pressure stroke and reseats to hold pressure.

Catalogue question records

Original catalogue questions are retained. Fitment and availability need technical review.

Which mud pump does this discharge valve assembly fit?
It is built as a replacement discharge valve assembly for the JWS165 mud pump.
What is a discharge valve assembly for?
It is the one-way valve on the discharge side of the fluid end: it opens to release fluid during the pressure stroke and closes to stop backflow.
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