DONGLI / PART REFERENCE

Valve Assembly

SUCTION VALVE ASSEMBLY FOR KERR KZ-3150PT

Catalogue reference number
KZ-305RD
Catalogue brand
Kerr

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

SUCTION VALVE ASSEMBLY FOR KERR KZ-3150PT (KZ-305RD) — Valve Assembly

Catalogue model references

These are retained catalogue associations, not confirmed fitment for your equipment. Choose the model you want to review.

Catalogue specification records

Original fieldRecorded value
Weight0.67 lb (≈ 0.30 kg, converted)
Width6.2 cm
Height5.9 cm
Depth13.5 cm
Catalogue description records

This is a suction valve assembly for the Kerr KZ-3150PT pump. As a suction valve in the fluid end, it admits fluid on the intake stroke and closes against its seat on the pressure stroke to control one-way flow through the pump. It fits the KZ-3150PT and is an aftermarket replacement for Kerr SKU KZ-305RD, not an OEM part.

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.

Catalogue question records

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

Which pump does this valve assembly fit?
It is listed to fit the Kerr KZ-3150PT pump.
What does the suction valve do?
It is part of the fluid-end valve set: the suction valve opens to draw fluid in on the intake stroke and seats closed on the pressure stroke, controlling one-way flow through the pump.
What is the cross-reference number for this part?
It is an aftermarket replacement supplied to match Kerr SKU KZ-305RD; the brand and SKU are for identification only and do not indicate OEM manufacture. It weighs about 0.67 lb.
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