CAT 3516E SHAFT-TIGHTENER 1114379 | Caterpillar 111-4379 | Mining

Title
Caterpillar 111-4379 Shaft-Tightener | Fits 3516E, 3516B, 3516C, 784C Excavators

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The Caterpillar 111-4379 Shaft-Tightener is a precision-engineered OEM replacement component designed for 3516E, 3516B, 3516C, and 784C excavators operating in Engine – Industrial and heavy construction environments. Built for structural durability and exact fitment, this shaft-tightener supports critical assemblies to ensure reliable performance and reduced downtime.

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Common Applications
This Caterpillar 111-4379 shaft-tightener is essential for:
Professional maintenance of CAT excavators.
Direct replacement of worn structural and pivot components.
Heavy-duty Engine – Industrial and earthmoving operations.
Maintaining proper alignment in equipment linkage systems.

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Fits The Following Models
CAT 3516E Excavator
CAT 3516B Excavator
CAT 3516C Excavator
CAT 784C Excavator
CAT 777G Excavator
(Verify fitment with your specific serial number.)

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OEM Reference
Part Number: 111-4379
Brand: Caterpillar
Category: Engine – Industrial
Machine Type: Hydraulic Excavator
Condition: OEM / Genuine-Style Replacement

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Product Details and Availability
In Stock (if confirmed).
Global Shipping Available.
Serial Number Verification Support.
Request Fast Quote for Current Market Pricing.

Access full technical specifications and availability here:
https://allparts.expert/parts/mining/cat-3516e-shaft-tightener-1114379-caterpillar-111-4379-mining/