Parts list
|
NO. |
Part Number |
Product Name |
Quantity |
|
|
31E1-0001 |
Turning Joint |
1 |
|
N1 |
31E1-0002 |
Hub |
1 |
|
2 |
31E1-0003 |
Shaft Assy |
1 |
|
3 |
31E3-0034 |
Cover |
1 |
|
4 |
31E3-0035 |
Spacer |
1 |
|
5 |
31E3-0036 |
Shim |
1 |
|
6 |
31E3-0037 |
Shim |
1 |
|
K7 |
M622RSP05 |
Slipper Seal |
7 |
|
K8 |
S631-120001 |
O-Ring |
1 |
|
K9 |
S631-100004 |
O-Ring |
1 |
|
K10 |
S632-120004 |
O-Ring |
4 |
|
11 |
31E6-0095 |
Plug-Pt |
4 |
|
12 |
31E6-0092 |
Plug-Pt |
1 |
|
13 |
S601-090004 |
Ring-Retaining |
1 |
|
14 |
S017-121202 |
Bolt-Hex |
4 |
|
15 |
S411-120002 |
Washer-Spring |
4 |
|
K |
91E1-2705 |
Seal Kit(7,8,9,10) |
1 |

Toparts 91E1-2705 Center Joint Seal Kit for Hyundai R290-3
Eliminate hydraulic fluid mixing and restore the precision of your excavator's travel and steering systems with the Toparts 91E1-2705 Center Joint Seal Kit. Specifically designed for the Hyundai R290-3 excavator, this repair kit is the professional solution for servicing the Center Joint (also known as the Rotary Manifold or Turning Joint), part number 31E1-0001.
Critical Sealing for Hyundai Excavator Rotation
The center joint is a vital component that allows hydraulic oil to flow from the stationary upper structure to the moving undercarriage while the excavator rotates. Over time, internal seals can wear out, causing oil to bypass between circuits—leading to a loss of travel power or track synchronization. Toparts has engineered the 91E1-2705 kit to withstand the high-pressure, high-friction environment of the rotary joint, ensuring consistent performance for your R290-3.
Key Features and Benefits:
Direct OEM Compatibility: Precisely matched to part number 91E1-2705 for the 31E1-0001 Turning Joint. It fits the Hyundai R290-3 series perfectly with no modifications required.
Premium Material Composition: Manufactured from high-tensile PTFE (Teflon) with bronze reinforcement and high-spec NBR (Nitrile). These materials offer exceptional resistance to high-pressure friction and thermal wear.
Prevents Circuit Contamination: Our precision-molded seals prevent hydraulic fluid from leaking between ports, ensuring your tracks, blades, and auxiliary attachments receive the correct pressure.
Low-Friction Design: Engineered to minimize heat buildup during constant machine rotation, extending the life of the turning joint housing and central shaft.
Complete Service Set: The kit includes all necessary rotary seals, O-rings, and back-up rings required for a comprehensive internal overhaul.
Durable & Reliable: Built to perform in extreme job site conditions, from sub-zero temperatures to the high-heat operations of heavy excavation.
Product Specifications:
Feature:Details
Part Number:91E1-2705
Compatible Joint P/N:31E1-0001
Compatible Model:Hyundai R290-3 Excavator
Component Type:Center Joint / Turning Joint / Rotary Manifold Seal Kit
Material Grade:PTFE + Bronze, Premium NBR
Application:Hydraulic Fluid Distribution during Rotation
Manufacturer:Toparts
Why Choose Toparts?
Toparts is a global leader in high-performance sealing solutions for heavy earthmoving equipment. We understand that on a project site, machine uptime is everything. Our 91E1-2705 seal kit offers the perfect balance of OEM-standard quality and exceptional value, ensuring your Hyundai excavator remains powerful, precise, and profitable.
Would you like me to check the availability of the Main Pump Seal Kit or the Track Adjuster Seal Kit for your Hyundai R290-3 to complete your maintenance schedule?
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