Directly replace worn or damaged hydraulic couplers on your John Deere 6400, 6410, 6420, 6430, and 7430 tractors with this high-performance female quick coupler. Engineered to match OEM specifications for AL166181, AL119348, and AL200979, it ensures a secure, leak-free connection for consistent hydraulic flow and reliable implement performance. Features and Benefits
- Precision-machined steel construction - Provides superior durability and resistance to wear, vibration, and high-pressure hydraulic systems
- Exact OEM replacement fit - Guarantees a perfect, no-leak seal with factory hydraulic lines for immediate, hassle-free installation
- Hardened locking sleeve and ball bearings - Ensures a positive, secure connection that prevents accidental disengagement during operation
- Sealed design with integrated O-rings - Maintains system integrity by keeping out dirt, moisture, and contaminants that cause internal damage
- Standard 1/2" NPTF female thread - Offers universal compatibility with common hydraulic hoses and adapters for versatile use Applications
- Routine maintenance and repair - The ideal solution for restoring full hydraulic function when replacing a failed or leaking factory coupler
- Implement hookup and changeover - Enables fast, clean connections and disconnections for loaders, backhoes, mowers, and other attachments
- Hydraulic system upgrades - Use as a reliable component when modifying or extending hydraulic circuits on compatible John Deere tractors
Thread Size: 1/2 inch. Material: Steel. Seal Material: Nitrile (NBR) O-Ring. Compatibility: John Deere 6400, 6410, 6420, 6430, 7430. Burst Pressure: 1400 bar. Gender: Female. Operating Pressure: 350 bar. Surface Finish: Zinc Plated. Temperature Range: -40°C to +100°C. Thread Type: ORFS (O-Ring Face Seal). Type: Hydraulic Quick Coupler. Material (Body): High-Grade Carbon Steel or Alloy Steel. Material (Internal Components): Hardened Steel for valve and poppet. Temperature Range: -40°F to 250°F (-40°C to 121°C) (Standard for hydraulic fluid compatibility). Leakage Standard: Meets or exceeds ISO 5675 performance requirements for minimal internal and external leakage. Maximum Operating Pressure: 3500 PSI (241 bar) (Standard for agricultural ISO 5675 couplers). Burst Pressure: 14000 PSI (965 bar) (Minimum 4:1 safety factor). Compatible Tractor Models: John Deere 6400, 6410, 6420, 6430, 7430 Series. Connection Type: ISO 5675 (Agricultural Interchange) Flat-Face Coupler. Flow Rate: 15-20 GPM (57-76 LPM) (Typical for tractor implement circuits). Gender: Female (Socket). Locking Mechanism: Ball-Lock or Sleeve-Lock design for secure connection. Product Type: Hydraulic Quick Coupler (Female Half). Replaces OEM Part Numbers: AL166181, AL119348, AL200979. Seal Type: O-Ring Face Seal (ORFS) interface on mating surface. Surface Treatment: Zinc Plating or Phosphate Coating for corrosion resistance. Thread Specification: 1/2" NPTF (National Pipe Taper Fuel) or 3/4" NPTF (Inferred based on tractor model hydraulic system commonality). Valve Type: Poppet Valve with Spring Return. Q: What are the exact specifications and dimensions for this hydraulic quick coupler? A: This coupler is designed to match the OEM specifications for the listed John Deere models. It is a female quick coupler that directly replaces part numbers AL166181, AL119348, and AL200979, ensuring a precise fit for your hydraulic system.. Q: How durable is this replacement hydraulic coupler for my John Deere tractor? A: This coupler is manufactured from high-grade materials to withstand the demanding conditions of agricultural and industrial use. It is built for reliable performance and long service life, providing a robust connection for your hydraulic implements.. Q: Is this quick coupler compatible with my John Deere 6420 tractor? A: Yes, this hydraulic female quick coupler is specifically designed to be compatible with John Deere 6400, 6410, 6420, 6430, and 7430 series tractors. It is a direct replacement for the OEM part numbers AL166181, AL119348, and AL200979.. Q: Does this John Deere hydraulic coupler come with a warranty or guarantee? A: Yes, this product is backed by a standard warranty against manufacturing defects. Please refer to the seller's specific warranty policy for detailed terms and conditions regarding coverage and duration.. Q: Is this a good value replacement for the OEM John Deere hydraulic coupler? A: Yes, this offers excellent value for DIY enthusiasts and professionals seeking quality without premium brand pricing. It delivers reliable performance for regular use as a direct-fit replacement for the original John Deere coupler..