Which pumps does this suction valve assembly fit?

It fits Myers D65 series reciprocating pumps, covering the D65 and D65-20 models.

What does a suction valve assembly do in the pump?

It is a one-way valve in the fluid end. The suction valve opens to let fluid in during the intake stroke and closes during the pressure stroke, so flow only moves in one direction through the pump.

What interchange part number does it reference?

It is an aftermarket part that can replace Myers 18925A003K. The brand and number are listed for identification and cross-reference only and do not indicate OEM manufacture.

VALVE ASSEMBLY, SUCTION D65 SERIES

VALVE ASSEMBLY, SUCTION D65 SERIES — Valve Assembly aftermarket replacement part

This is a suction valve assembly for the fluid end of Myers D65 series reciprocating pumps. On the intake stroke it opens to admit fluid into the pumping chamber and closes on the pressure stroke to enforce one-way flow, working together with the discharge valve. It is an aftermarket replacement part that fits the D65 and D65-20 pumps and can be used in place of Myers part 18925A003K.

What it is

A fluid-end valve assembly controls one-way flow through the pump — a suction valve admits fluid on the intake stroke and a discharge valve releases it on the pressure stroke. It typically comprises the valve body, seat, spring and guide.

Pump compatibility

D65
D65-20

Specifications

Property	Value
Weight	0.08 lb (≈ 0.04 kg, converted)
Width	10.8 cm
Height	11.4 cm
Depth	12.1 cm

Manufacturer technical notes

D65 Series Suction Valve Assembly (SKU 18925A003K), forged from API 7K certified 20CrMnTi alloy steel, quenched+tempered (HRC58-62), tensile strength ≥1274MPa, compatible with Myers D65-20 high-pressure mud pumps, pressure resistance ≥2000psi, salt spray 500h no rust, matches stainless steel liners.

Verbatim from the Dongli product page on dlhddrilling.com.

Replacement / interchange

Aftermarket replacement cross-referencing Myers 18925A003K.

FAQ

Which pumps does this suction valve assembly fit?: It fits Myers D65 series reciprocating pumps, covering the D65 and D65-20 models.
What does a suction valve assembly do in the pump?: It is a one-way valve in the fluid end. The suction valve opens to let fluid in during the intake stroke and closes during the pressure stroke, so flow only moves in one direction through the pump.
What interchange part number does it reference?: It is an aftermarket part that can replace Myers 18925A003K. The brand and number are listed for identification and cross-reference only and do not indicate OEM manufacture.

Related parts

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All brand names, model numbers and part numbers are used for identification and cross-reference only and do not imply original-equipment manufacture. This is an aftermarket replacement part.

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