Excavator Centre Joint (Rotary Joint) Seal Kit

Seal kit for the excavator centre joint / rotary joint. Matched by machine model and part number.
Excavator Centre Joint (Rotary Joint) Seal Kit
Excavator Centre Joint (Rotary Joint) Seal Kit
Excavator Centre Joint (Rotary Joint) Seal Kit
AI Search Summary

Seal kit for the excavator centre joint (rotary joint / swivel) that feeds hydraulic oil to the travel motors. Supplied by machine model and part number to reseal the rotary sealing stack and stop leakage.

OEM / Reference
CENTER-JOINT-SEAL
Available — Xi’an consolidation point · reply within 24h
Compatible with: excavator centre joint (rotary joint)
40+Machine brands covered
On requestSourcing on request
24hResponse time
100%Pre-shipment photo check
Four checks before you pay
The order we never skip — which is why the wrong part does not reach your site.
01
Confirm

Nameplate, OEM number and working conditions — checked against your machine, confirmed in writing before you pay.

02
Verify

Photos and video of the actual part, packed and labelled, before it leaves. What you see is what ships.

03
Prevent

Send the hour-meter reading and we log the service interval — you get a message before the next one is due.

04
Dispatch

Nothing leaves Xi’an until you reply "ok". You approve, then we ship — not the other way round.

Confirm this part for my machine
Machine model and part number are what let us confirm fitment in writing. Message is optional.
 Or chat on WhatsApp
Reply within 24h · Fitment confirmed in writing before you pay · No spam.

Overview

Fitment Note: Confirmed by machine model and part number. Send a photo of the centre joint and the old seal.
Specifications
MOQ1 Set
TypeCentre Joint Seal Kit
ShippingRail / Sea / Air
Warranty3-6 Months
ApplicationExcavator centre joint / rotary joint

Seal kit for the excavator centre joint (rotary joint / swivel). The centre joint transfers hydraulic oil to the travel motors while the upper structure rotates; worn seals cause travel drift, weak travel and oil leaks.

The kit reseals the rotary sealing stack. It is matched by machine model and part number — send the machine model and the number on the centre joint or the old seal. Contents are confirmed per order.

Key Features

  • Reseals the centre joint sealing stack
  • Fixes travel drift and leakage
  • Matched by machine model and part number
  • Kit contents confirmed per order

Fits these machines

excavator centre joint (rotary joint)

Fits these machines

excavator centre joint (rotary joint)
Part NumberMachine ModelTypeAvailability
CENTER-JOINT-SEALexcavator centre joint (rotary joint)Replacement partIn Stock

This is a partial reference. Send your part number or machine model — we source and confirm it for you.

Part Number Cross Reference

Original (OEM)CENTER-JOINT-SEAL
Brand No.CENTER-JOINT-SEAL
What you're quietly worried about
We put it on the table and say exactly how we handle it.
ConcernImpactHow we help
Wrong part modelInstallation failure, extra costConfirmed by number, model and photos before shipment.
Unclear part numberDelays in sourcingWe identify the part from whatever info you have.
Poor qualityDowntime and complaintsStable replacement elements; every unit checked.
Slow responseProject delaysReply within 24 hours.
Many suppliersComplex procurement, higher costWide coverage, mixed orders from one source.
Shipping riskDamage or late arrivalExport packing and the right shipping method.
High MOQFinancial riskFlexible quantity — start small.
No after-salesProblems unresolvedWe stay in touch after delivery.
How we work
Every step — what you do, what we do.
01

Send your request

Send part number, machine model or photo — whatever you have.

02

Model confirmation

We confirm the correct part from your number, model and photos.

03

Quotation & details

You receive price, availability and specifications.

04

Order confirmation

We arrange preparation on the agreed terms.

05

Inspection & packing

We check the parts and send photos before dispatch.

06

Shipping & delivery

Express, air, rail or sea — with tracking after dispatch.

Frequently asked questions
What part grade do you supply?

We supply OEM-supplier, branded and quality aftermarket replacement parts built to match OEM specifications. OEM numbers are shown for reference only.

Will this fit my machine?

Contact us to confirm machine compatibility — send your machine model and serial number, and we verify fitment before you pay.

What is the warranty?

3-12 months depending on part type; common-rail injectors 3-6 months subject to correct installation.

How long does shipping take?

Parts are sourced to order and consolidated in Xi\u2019an; consolidation and dispatch usually 2-5 business days depending on availability, then 7-15 days to most countries via DHL / FedEx / sea / rail. Confirmed per line in the quotation.

Do you offer pre-shipment verification?

Yes — we send photos and videos of your part for approval before dispatch.

Find the right part in 3 ways
By Part Number
By Machine Model
By Photo
Best for traders — you already have the number
Best for workshops — you know the machine
Best for site teams — only a nameplate photo
Not sure which one to send? Just share whatever you have.
Why buyers trust us
Each concern answered with a specific action.
01
Same series, different machine — different part.
We confirm by part number, model and photos before shipment.
02
Waiting days for a price loses the deal.
Quotation and model confirmation within 24 hours.
03
Cheap parts fail and cause downtime.
Every unit checked; stable replacement-grade parts.
04
Photos online are often copied.
We send real inspection & packing photos before dispatch.
05
High minimums tie up cash.
Start small and scale up — mixed orders supported.
06
Damage or late delivery.
Proper packing; express, air, rail or sea with tracking.
07
The supplier disappears after payment.
One contact stays with you for installation and use.
08
Buying from China feels like a gamble.
Transparency and accountable English/Russian support.

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