Seal fitted into CAT E120B hydraulic cylinder

Individual components of the group seal kit

127‑5834 Group Seal – Durocone Floating Seal for CAT E120B Excavator

Heavy-duty Durocone floating seal for CAT E120B hydraulic cylinder – leak-proof performance.

Product Features

Floating Durocone design compensates for misalignment under pressure
Precision-molded seal ensures superior leakage control
Durable rubber compound resists wear and extrusion
Direct OEM replacement for CAT 127‑5834 without modification

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Group Seal Description

The 127‑5834 group seal is tailored for CAT E120B hydraulic cylinders, featuring a Durocone floating seal structure that adapts to shaft misalignment and delivers excellent sealing under high-pressure environments. Manufactured from durable, abrasion-resistant elastomers, this seal maintains hydraulic integrity, reduces leakage, and extends cylinder lifespan. The floating design ensures uniform contact with cylinder walls, even during off-axis movement. Ideal for maintenance engineers and parts procurement teams managing heavy machinery, this seal upgrades system reliability and minimizes downtime.

Group Seal Technical/Data Sheet

Specification	Detail
Applicable Model	CAT E120B Hydraulic Excavator
OEM Part Number	127‑5834 / 1275834
Seal Type	Durocone Floating Group Seal
Material Composition	Abrasion-resistant synthetic rubber
Pressure Rating	Up to 250 bar
Temperature Range	–30 °C to 120 °C
Media Compatibility	Petroleum and synthetic hydraulic fluids
Documentation	Installation guide PDF included
Installation Location	Hydraulic cylinder piston/rod interface
Origin	YNF Rubber, China
Brand	YNF
MOQ	20 sets
Shipping Options	Sea / Air / Ground freight
Payment Terms	T/T, L/C, D/P

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Upgrade your CAT E120B hydraulic cylinder with the 127‑5834 Durocone floating group seal, designed to minimize leakage and extend service life under heavy-duty conditions. With robust materials and a floating design that compensates for misalignment, this precision-engineered seal enhances system integrity. Fully compatible with OEM specs for direct installation, it’s ideal for bulk procurement and maintenance planners. Submit your inquiry now to secure competitive pricing and minimize equipment downtime.

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Group Seal Applications

Application Area	Description
Excavator Machinery	CAT E120B hydraulic cylinders executing earthmoving and digging operations
Construction Equipment	Ensures sealing under continuous cycling in construction sites
Heavy-Duty Environments	Suitable for hydraulic systems in mining and infrastructure machinery
Maintenance Workshops	Key component in cylinder rebuild kits to restore leak-free operation

Group Seal 127‑5834 Detail Display

More Information

Related Products & FAQs

Related Seals: YNF also offers rod seals, wiper seals, and backup rings for CAT E-series hydraulic cylinders.
FAQs:
- Is this a drop-in replacement for CAT part 127‑5834?
  Yes, it matches OEM dimensions, materials, and performance.
- What is the lead time on orders?
  Typically 4–6 weeks for standard MOQ of 20 sets; expedited options are available.
- Can it handle abrasive or dusty environments?
  Yes, the seal’s abrasion-resistant compound reduces wear in harsh conditions.

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127‑5834 Group Seal – Durocone Floating Seal for CAT E120B Excavator

Product Features

Group Seal Description

Group Seal Technical/Data Sheet

Get Free Quote on Seal Kit

Group Seal Applications

Group Seal 127‑5834 Detail Display

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