DONGLI / PART REFERENCE

Liner Wash Pipe

Liner Wash Pipe

Catalogue reference number
Not recorded
Catalogue brand
Not recorded

Catalogue fields identify reference material. They do not confirm stock, OEM authorization or interchange. Verify the nameplate, original number and edition.

Liner Wash Pipe — Liner Wash Pipe

Original designation: 70-107-12 冲管

Catalogue description records

This Liner Wash Pipe is an aftermarket replacement part for the wash (flushing) circuit of a triplex/duplex mud pump fluid end. The wash pipe delivers cooling and flushing fluid to the cylinder liner-and-piston interface, helping carry away heat and abrasive solids from that wear zone. It is supplied to match the form and fit of the original component (referenced by the Chinese part name 70-107-12 冲管); model and part numbers are used for identification only and do not imply OEM manufacture.

The liner wash (flushing) pipe delivers cooling and flushing fluid to the liner-and-piston interface.

Catalogue question records

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

What does a liner wash pipe do in a mud pump?
It routes cooling and flushing fluid to the cylinder liner-and-piston interface, the area that runs hot and abrasive during operation. This is a standard function of the liner wash (flushing) circuit on reciprocating mud pumps.
Is this an OEM part?
No. This is an aftermarket replacement part supplied to match the form and fit of the original wash pipe. The part name and number are used for identification only.
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