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 designed to replace part numbers AL166181, AL119348, and AL200979, ensuring a precise fit and proper hydraulic flow.. 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 tractor hydraulic systems. It is built for reliable performance and durability, offering a robust solution for regular agricultural use.. 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 directly replaces the OEM part numbers AL166181, AL119348, and AL200979.. Q: Does this product come with any 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 specified OEM parts..