DONGLI / PART REFERENCE

Valve Box

Valve Box

Catalogue reference number
MD550
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.

Valve Box (MD550) — Valve Box

Original designation: 阀箱

Catalogue description records

The MD550 Valve Box is an aftermarket replacement component designed for the fluid or power end of reciprocating pumps. It serves as a critical housing for valve assemblies, ensuring proper fluid flow control within the system. This part is configured to match specific pump models as a direct substitute for original equipment.

This component is a replacement part used in the fluid end or power end of reciprocating (piston/plunger) pumps. It is sized and configured to match the listed pump models.

Catalogue question records

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

What is the primary function of the MD550 Valve Box?
It acts as a housing for valve assemblies in the fluid or power end of reciprocating pumps to manage fluid flow.
Is the MD550 an original manufacturer part?
No, it is an aftermarket replacement part designed to match specific pump models.
What is the part number?
It is listed under part number MD550.
Is this an original-equipment part?
No. It is an aftermarket replacement part.
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