China AL166181 Hydraulic Quick Coupler Socket | OEM Replacement for John Deere Supplier, Exporter

AL166181 is a premium OEM-grade female hydraulic quick coupler socket built for John Deere farm tractors and agricultural machinery. Following ISO 7241-1A industrial standard, this heavy-duty quick disconnect fitting serves as a direct cross-replacement for multiple OEM part numbers including AL119348, AL200979 and 3CFPV. It effectively solves common hydraulic system faults such as oil leakage, pressure drop and poor connection caused by aging or damaged original couplers. Adopting self-sealing poppet valve structure, it ensures stable, low-spill and leak-free hydraulic transmission for daily farming, tillage and landscaping operations.

Product Description

SELECTION TABLE
OE Number AL166181 Part Name Hydraulic Quick Coupler Socket
Cross Reference AL119348, AL200979, 3384873M8 Product Type Female Hydraulic Quick Coupler Socket
Industry Standard Agricultural Standard Feature Self-sealing, Low spillage, Fast disconnect, Anti-rust
Applicable Brand John Deere Compatible Equipment Farm Tractors
Compatible Model John Deere 5000/6000/7000 Series Farm Tractors Origin China
Certification ISO 9001 Packing Industrial package
Purpose Aftermarket Quality Standard OE standard
FEATURES
Multi-Part OEM Direct Fit

Perfectly replaces AL166181, AL119348, AL200979 and 3CFPV, plug-and-play without cutting or modification.

Heavy-Duty Corrosion Resistance

Galvanized carbon steel body withstands mud, rain and fertilizer corrosion for long service life in harsh farm environments.

Leak-Proof & Low-Spill

Precision poppet valve plus premium NBR seal minimizes oil leakage and prevents pipeline air contamination.

High Pressure Stability

100% factory pressure tested, maintains stable sealing under high-load farming working conditions.

Fast & Efficient Operation

Push-pull quick connect structure supports one-hand fast switching of hydraulic attachments.

APPLICATION

Fits John Deere mainstream tractor series: 5000, 6000, 7000, 1654, 1854, 2054, 2104, 5620, 6010, 6100, 6120, 6400, 6410, 6420, 6430, 6520, 6530, 7430 series tractors and matching agricultural hydraulic accessory systems.

Frequently Asked Questions
What parts does this hydraulic quick coupler replace?
It directly replaces OE part numbers AL166181, AL119348, AL200979, and 3CFPV, allowing for a standard plug-and-play installation.
Which John Deere tractor models are compatible with this coupler?
It is designed for John Deere 5000, 6000, and 7000 series, as well as specific models including the 1654, 1854, 2054, 2104, 5620, 6010, 6100, 6120, 6400, 6410, 6420, 6430, 6520, 6530, and 7430 series farm tractors.
How does the coupler prevent fluid leakage?
The coupler utilizes a precision poppet valve combined with a premium NBR seal. This system minimizes oil spillage during disconnection and prevents external air from contaminating the hydraulic lines.
Is this quick coupler resistant to rust and farm chemicals?
Yes, it is constructed with a galvanized carbon steel body, providing robust corrosion resistance against rain, mud, and chemical fertilizers commonly found in farming environments.
Does the quick coupler support one-handed connection?
Yes, the push-pull quick connect structure is designed to support rapid, one-handed attachment switching, saving time and effort during operations.
What quality standards are met by this product?
The coupler is built to meet OE standards, manufactured under an ISO 9001 certified quality system, and undergoes 100% factory pressure testing before shipping.

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