Triplex Plunger Pump STP2250 Spare Parts

Part Overview

The page introduction keeps the fluid end service context visible for Triplex Plunger Pump STP2250.

The spare-parts notes for Triplex Plunger Pump STP2250 are written around the documented model and the part group actually used on that unit.
This page keeps the fluid end side visible because that is the area most buyers check first when a part needs replacement.
Why it matters: plunger size, sealing, and pressure retention depend on the correct plunger part.

Scope note

Triplex Plunger Pump STP2250 needs the wear kit checked against the exact size and duty point on the removed sample.

Compatibility / Model Fit

The fit review stays focused on Triplex Plunger Pump STP2250, the removed part, and the actual interface points.

Compatible model: Triplex Plunger Pump STP2250 is the first reference point for the fit check, not the generic family name.
Compatible series: use Triplex Plunger Pump Series and the Fluid End Wear Package note as the search filter, then verify the sample and nameplate data.
Interchangeable models: plunger and piston parts for Triplex Plunger Pump STP2250 must be checked for plunger size, fluid-end layout, and pressure class before reuse.
Check pressure class, plunger size, and fluid-end layout on Triplex Plunger Pump STP2250 before assuming partial interchangeability.

Compatibility reminders

Compatible models: Triplex Plunger Pump STP2250 is the primary reference.
Compatible series: Triplex Plunger Pump Series can narrow the search, but the sample still decides the final fit.
Interchangeable models: plunger and piston parts for Triplex Plunger Pump STP2250 must be checked for plunger size, fluid-end layout, and pressure class before reuse.
Partial compatibility: for Triplex Plunger Pump STP2250, 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: Fluid End Wear Package keeps Triplex Plunger Pump STP2250 tied to the fluid end service path.
Use the fluid end side of the machine as the main reference for the replacement check on Triplex Plunger Pump STP2250.
Wear part or non-wear part: this page keeps the wear items for Triplex Plunger Pump STP2250 first and the support items second.
Priority path: High for sealing and wear items on Triplex Plunger Pump STP2250; medium for support hardware and backups. for Triplex Plunger Pump STP2250.

Priority note

On Triplex Plunger Pump STP2250, the seal and wear path normally deserves the first review before backup parts are added.

Material / Specification Notes

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

Size: confirm the exact size, bore, thread, or envelope from the removed sample or the source document.
Material: keep the replacement material aligned with the medium, wear load, and expected service window.
Hardness / finish: use any supplied heat-treatment or surface-finish note as part of the replacement check.
Connection / interface: compare the flange, bolt pattern, fit point, and sealing path against the fluid-end interface before purchase.

Service note

Triplex Plunger Pump STP2250 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 Triplex Plunger Pump STP2250. 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	Triplex Plunger Pump STP2250	-	-	-	Forged	-	-	Triplex Plunger Pump STP2250
Plunger	Triplex Plunger Pump STP2250	-	-	STP2250 triplex plunger pump is 2250HP high-power triplex pump for deep & ultra-deep well...	Forged	-	-	Triplex Plunger Pump STP2250

Common Replacement Set

This section helps buyers plan the spare-parts order as a service set, not a loose item list.

Wear items

plunger
liner
packing set
valve seat
valve insert
gasket kit

Support items

seal kit
fastener kit
guide sleeve

The wear path on Triplex Plunger Pump STP2250 usually links the main wear items, so they are often checked as a set.
Check the sealing parts, wear parts, and backup hardware for Triplex Plunger Pump STP2250 together before the order is closed.
Plan the maintenance window around the replacement set for Triplex Plunger Pump STP2250 rather than a single isolated item.

Maintenance planning

Triplex Plunger Pump STP2250 needs the wear kit checked against the exact size and duty point on the removed sample.

When ordering parts for Triplex Plunger Pump STP2250, the replacement bundle should be reviewed as a service set rather than a loose list.

Ordering Information

Send enough detail to match the sample, size, and material for Triplex Plunger Pump STP2250.

The model name and any nameplate data should be the first line of the inquiry for Triplex Plunger Pump STP2250.
State the part name and size for Triplex Plunger Pump STP2250, and include an image if the old item can still be compared.
If available, add dimensions, material notes, and a sample photo so the request stays tied to Triplex Plunger Pump STP2250 and the working medium and duty point.
Send Triplex Plunger Pump STP2250'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 Triplex Plunger Pump STP2250 when the model, serial number, part name, sealing detail, photos, dimensions, and material note are sent together.

Inquiry & Support

The support note closes the inquiry for Triplex Plunger Pump STP2250 without leaving shipping or confirmation questions open.

PHONE:+86-13062870081

EMAIL:sales@sjpetroleummachinery.com

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

Packing and delivery

Once the fit questions are settled, the shipment plan can be matched to Triplex Plunger Pump STP2250's pump-end parts set.

Packing for Triplex Plunger Pump STP2250 can be adjusted to the order size and shipping route once the replacement set is confirmed.
The delivery window for Triplex Plunger Pump STP2250 should be finalized after the fit and material questions are answered.
Ask for technical confirmation for Triplex Plunger Pump STP2250 before placing the order if the old sample or nameplate data is incomplete.

Related Parts

This related block keeps close spare-parts pages one step away for side-by-side comparison on Triplex Plunger Pump STP2250.

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

Model