Plunger Pump KTZ400 Spare Parts

Part Overview

The page introduction keeps the fluid end service context visible for Plunger Pump KTZ400.

Plunger Pump KTZ400 uses the same source file, model family, and inquiry path, which keeps the spare-part review anchored to the right pump.
The fluid end view matters here because the fit decision usually starts where the wear path actually sits.
Why it matters: a plunger replacement only works when the size and pressure path are matched.

Scope note

Plunger Pump KTZ400 needs the wear kit checked against the exact size and duty point on the removed sample.

Compatibility / Model Fit

Plunger Pump Series helps narrow the fit check, but the final match still depends on the sample and dimensions.

Compatible model: Plunger Pump KTZ400 is the first reference point for the fit check, not the generic family name.
Compatible series: Plunger Pump Series helps narrow the family, but the final size check still has to match the part in hand.
Interchangeable models: a plunger or piston swap on Plunger Pump KTZ400 still needs the fluid-end layout and size to line up with the sample.
Check pressure class, plunger size, and fluid-end layout on Plunger Pump KTZ400 before assuming partial interchangeability.

Compatibility reminders

Compatible models: Plunger Pump KTZ400 is the primary reference.
Compatible series: Plunger Pump Series can narrow the search, but the sample still decides the final fit.
Interchangeable models: a plunger or piston swap on Plunger Pump KTZ400 still needs the fluid-end layout and size to line up with the sample.
Partial compatibility: for Plunger Pump KTZ400, some wear items may interchange while seals, gaskets, or hardware still need separate confirmation.

Part Category

This section keeps the replacement path grouped by wear role instead of by generic catalog labels.

Part category: this Fluid End Wear Package label helps separate the active wear set from the support hardware on Plunger Pump KTZ400.
Use the fluid end side of the machine as the main reference for the replacement check on Plunger Pump KTZ400.
Wear part or non-wear part: this page keeps the wear items for Plunger Pump KTZ400 first and the support items second.
Priority path: the wear package should be checked before the backup hardware for Plunger Pump KTZ400.

Priority note

The replacement order for Plunger Pump KTZ400 usually starts with the wear items, then moves to the support hardware.

Material / Specification Notes

This section keeps the material and fit details close to the spare-part order path.

Size: use the removed part or nameplate data to lock the diameter, thread, or envelope before the order is placed.
Material: keep the replacement material aligned with the medium, wear load, and expected service window.
Hardness / finish: if a hardness value, surface finish, or heat treatment is supplied, keep it aligned with the replacement order.
Connection / interface: confirm flange face, bolt pattern, shaft fit, sealing groove, or fluid-end interface before purchase.
Power context: the 600 hp rating is part of the fit record and can affect how the replacement set is read.
Configuration context: reciprocating, positive-displacement, single-acting, horizontal three-cylinder plunger pump can affect the fit path and installation interface.

Service note

Plunger Pump KTZ400 depends on wear resistance, sealing stability, and dimensional fit at the fluid end.

Spare Parts Parameter Matrix

This table only uses source-backed model data for Plunger Pump KTZ400. Every row is built from explicit source text or main specification data; fields stay blank or use a dash when no concrete parameter is available.

Part / Component Name	Model	Part No. / Drawing No.	Size / Spec	Specification / Performance	Material	Hardness / Treatment	Connection / Interface	Compatible Model
Pump Assembly	Plunger Pump KTZ400	-	77.75" x 38.43" x 45.51"	Power: 600 hp (447 kW); Strokes: 244 rpm; Rod load: 792KN; Stroke: 8" (203 mm); Gear ratio: 8.6: 1	-	-	-	Plunger Pump KTZ400
Plunger (3.375"-4.5")	Plunger Pump KTZ400	-	3.375"-4.5"	-	-	-	-	Plunger Pump KTZ400
Plunger	Plunger Pump KTZ400	-	3.375"-4.5"	Equipped with different plunger diameters (3.375" to 4.5") to accommodate various pressures and...	-	-	-	Plunger Pump KTZ400

Common Replacement Set

The common set note keeps the replacement bundle close to the maintenance window.

Wear items

plunger
liner
packing set
valve seat
valve insert
gasket kit

Support items

seal kit
fastener kit
guide sleeve

These parts on Plunger Pump KTZ400 move through the same wear path, which is why they are often quoted together.
Check the sealing parts, wear parts, and backup hardware for Plunger Pump KTZ400 together before the order is closed.
Use the replacement set for Plunger Pump KTZ400 as the starting point for the maintenance plan.

Maintenance planning

Plunger Pump KTZ400 needs the wear kit checked against the exact size and duty point on the removed sample.

When ordering parts for Plunger Pump KTZ400, the replacement bundle should be reviewed as a service set rather than a loose list.

Ordering Information

The inquiry should include the model, size, and sample evidence before quotation starts.

Send the exact model name for Plunger Pump KTZ400 and any available nameplate data.
Add the part name, dimensions, and a clear photo of the removed item for Plunger Pump KTZ400 if possible.
If you have them, send dimensions, material preferences, and a sample photo to keep the request aligned with Plunger Pump KTZ400 and intermittent oil well operations such as acidizing, cementing, and fracturing.
Send Plunger Pump KTZ400's model name, serial number, plunger size, pressure window, and medium condition before quoting the parts.

Request checklist

The parts team can work faster on Plunger Pump KTZ400 when the model, serial number, part name, sealing detail, photos, dimensions, and material note are sent together.

Inquiry & Support

Packing and technical confirmation for Plunger Pump KTZ400 should be settled after the model and material details are clear.

PHONE:+86-13062870081

EMAIL:sales@sjpetroleummachinery.com

ADDRESS:Siji Road, Jingzhou District, Jingzhou City, Hubei Province, China

Packing and delivery

The shipping plan only becomes useful after the size and material details are fixed for this plunger part.

Packing for Plunger Pump KTZ400 can be arranged for export shipment according to the final order size and destination.
The delivery window for Plunger Pump KTZ400 should be finalized after the fit and material questions are answered.
If the old sample or nameplate data for Plunger Pump KTZ400 is incomplete, ask for technical confirmation before the order is placed.

Related Parts

Use nearby spare-parts pages to compare Plunger Pump KTZ400 with close family matches before ordering.

Parts on the same unit

plungerlinerpacking setvalve seatvalve insertgasket kit

Related support items

seal kitfastener kitguide sleeve

Series-level spare parts

Next Pages

Keep the Plunger Pump Series spare-parts path connected to the model, series, and support pages.

Model