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84435046 Replacement Quick Coupler - Female - CASE IH for Harvesting Equipment
84435046 Female Quick Coupling features a self-sealing poppet valve design that automatically shuts off fluid flow upon disconnection. This effectively prevents hydraulic oil leakage and contaminant ingress into the system, significantly reducing maintenance costs and downtime. The product strictly adheres to CASE IH original equipment technical standards and ISO hydraulic coupling specifications. Its materials and manufacturing processes are tailored for the high-strength, high-dust, and high-vibration conditions of agricultural harvesting machinery, delivering outstanding durability and sealing performance.
| Part Name | Quick Coupler | Part Number | 84435046 |
| Product Type | Female Hydraulic Coupler | Compatible Brand | Case IH, New Holland |
| Compatible Equipment | Combine Harvester | Installation Interface | Same as original coupler |
| Purpose | Repair/replace/aftermarket | Origin | China |
| Quality | OEM standard | Package | Standard industrial packing |
| Operating Temperature | -20℃ ~ 100℃ (Adapted to the seasonal temperature variations in agricultural operations) | Core Application | Quick-connect/disconnect hydraulic lines for rapid attachment/detachment of implements, supporting quick tool changes, routine maintenance, and line inspections. |
| Connection | Plug-in quick connection with built-in locking mechanism | Nominal Diameter | Standard nominal diameter for the hydraulic circuit of the cutting unit (specifications subject to machine model confirmation) |
| Kits and Product Bundles | ||
| 84435046 includes the following parts | ||
| Type | Part Number | Description |
| Kit | #47411881 | DIA KIT, HARVESTER. |
| Kit | #91763450 | SERVICE KIT. |
| Kit | #47376590 | SERVICE KIT. |
| Kit | #84339809 | DIA KIT, HARVESTER. |
- Factory-Precision Fit: Manufactured strictly according to CASE IH original drawings, ensuring 100% dimensional and interface compatibility. Direct replacement without modification eliminates leakage or damage caused by misalignment.
- Tool-Free Quick Connect: Plug-and-play design enables one-handed connection/disconnection, drastically reducing implement changeover and line maintenance time while boosting harvesting efficiency.
- Dual Sealing Protection: Self-sealing valve core + oil-resistant NBR seals prevent hydraulic fluid leakage during disconnection, guarding against environmental contamination and fluid loss. Simultaneously blocks dust and moisture ingress, safeguarding core components like hydraulic pumps and valves.
- Fatigue and Corrosion Resistance: Carbon steel body + anti-corrosion coating withstands high-frequency vibrations from harvesters, field dust, and humid conditions, extending service life and reducing replacement frequency.
- Universal Interchangeability: Compatible with male connectors of the same specification, fitting multiple models of CASE IH harvesting equipment and hydraulic implements
Primary Applications: Hydraulic line connections for CASE IH harvesting machinery including combine harvesters, headers, pickups, and hydraulically driven mowers.
Typical Operating Conditions:
- Quick implement changes during harvest season: Rapidly connect/disconnect hydraulic circuits between headers and tractors to adapt to different crop harvesting requirements.
- Routine maintenance and repairs: Tool-free, rapid disassembly, cleaning, and replacement of hydraulic lines to minimize downtime
- Field emergency response: Quick joint replacement for hydraulic line leaks or damaged fittings to ensure operational continuity
Compatible Fluids: Common agricultural hydraulic oils (mineral oil-based, meeting CASE IH hydraulic oil specifications)
| Model Name | Equipment Fitment | Product Type | Product Line |
| 1020 GRAIN HEADER (P.I.N. CBJ023001 AND AFTER) 11/04 08/13 | 1 | HARVESTING EQUIPMENT | Headers |
| 2010 RIGID GRAIN HEAD 02/03 01/16 | 1 | HARVESTING EQUIPMENT | Headers |
| 2016 COMBINE PICKUP HEAD 01/03 07/11 | 2 | HARVESTING EQUIPMENT | Headers |
| 2020 FLEXIBLE GRAIN HEAD 01/03 12/14 | 1 | HARVESTING EQUIPMENT | Headers |
| 2030 COMBINE HEADER 01/02 | 1 | HARVESTING EQUIPMENT | Headers |
| 2040 COMBINE HEADER 01/02 08/12 | 1 | HARVESTING EQUIPMENT | Headers |
| 2050 GRAIN HEADERS 09/05 03/13 | 1 | HARVESTING EQUIPMENT | Headers |
| 2142 DRAPER HEADER 09/06 05/13 | 2 | HARVESTING EQUIPMENT | Headers |
| 2152 DRAPER HEADER 09/06 02/15 | 2 | HARVESTING EQUIPMENT | Headers |
| 2162 DRAPER HEADER 09/06 04/18 | 2 | HARVESTING EQUIPMENT | Headers |
| 2606XR COMBINE CORN HEADER 11/06 08/13 | 2 | HARVESTING EQUIPMENT | Headers |
| 2608XR COMBINE CORN HEADER 11/06 06/13 | 2 | HARVESTING EQUIPMENT | Headers |
| 2612XR COMBINE CORN HEADER 11/06 08/13 | 2 | HARVESTING EQUIPMENT | Headers |
| 3016 PICKUP HEADER 06/10 | 1 | HARVESTING EQUIPMENT | Headers |
| 3020-20 FLEXIBLE GRAIN HEADER 01/11 11/22 | 1 | HARVESTING EQUIPMENT | Headers |
| 3020-20FT-SD GRAIN HEADER (BRAZIL) 01/11 | 1 | HARVESTING EQUIPMENT | Headers |
| 3020-20FT-SD-NA GRAIN HEADER (NA) 11/22 | 1 | HARVESTING EQUIPMENT | Headers |
| 3020-25 FLEXIBLE GRAIN HEADER 01/11 12/22 | 1 | HARVESTING EQUIPMENT | Headers |
| 3020-25FT-SD GRAIN HEADER (BRAZIL) 01/11 | 1 | HARVESTING EQUIPMENT | Headers |
| 3020-25FT-SD-NA GRAIN HEADER (NA) 11/22 | 1 | HARVESTING EQUIPMENT | Headers |
| 3020-30 FLEXIBLE GRAIN HEADER 01/11 12/22 | 1 | HARVESTING EQUIPMENT | Headers |
| 3020-30FT-DD-NA GRAIN HEADER (NA) 11/22 | 1 | HARVESTING EQUIPMENT | Headers |
| 3020-30FT-SD/DD GRAIN HEADER (BRAZIL) 01/11 | 1 | HARVESTING EQUIPMENT | Headers |
| 3020-35 FLEXIBLE GRAIN HEADER 01/11 12/22 | 1 | HARVESTING EQUIPMENT | Headers |
| 3020-35FT-DD GRAIN HEADER (BRAZIL) 01/11 | 1 | HARVESTING EQUIPMENT | Headers |
| 3020-35FT-DD-NA GRAIN HEADER (NA) 11/22 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050 16FT GRAINHEADER MY24 09/23 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050 18FT GRAINHEADER MY24 09/23 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050 20FT GRAINHEADER MY24 09/23 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050 20FT GRAINHEADER MY25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050 22FT GRAINHEADER MY24 09/23 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050 22FT GRAINHEADER MY25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050 25FT GRAINHEADER MY24 09/23 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050 25FT GRAINHEADER MY25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050 28FT GRAINHEADER 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050 28FT GRAINHEADER MY24 09/23 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050 30FT GRAIN HEADER 07/20 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050 30FT GRAINHEADER MY24 09/23 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050 30FT GRAINHEADER MY25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050 35FT GRAIN HEADER 07/20 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050 35FT GRAINHEADER MY24 09/23 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050 35FT GRAINHEADER MY25 09/24 3050 41FT GRAIN HEADER 07/20 |
1 | HARVESTING EQUIPMENT | Headers |
| 3050 41FT GRAINHEADER MY24 09/23 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050 41FT GRAINHEADER MY25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050-16FT GRAIN HEADER 09/12 09/19 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050-18FT GRAIN HEADER 09/12 05/19 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050-20FT GRAIN HEADER 09/12 07/20 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050-22FT GRAIN HEADER 09/12 06/20 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050-25FT H GRAIN HEADER 09/12 07/12 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050-25FT L GRAIN HEADER 09/12 07/20 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050-30FT GRAIN HEADER 09/12 07/20 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050-35FT GRAIN HEADER 09/12 07/20 | 1 | HARVESTING EQUIPMENT | Headers |
| 3050-41FT GRAIN HEADER 04/14 09/20 | 1 | HARVESTING EQUIPMENT | Headers |
| 3152 DRAPER HEADER 07/17 06/18 | 1 | HARVESTING EQUIPMENT | Headers |
| 3162 DRAPER HEADER 11/11 | 1 | HARVESTING EQUIPMENT | Headers |
| 4406-30 CORN HEADER 09/13 | 2 | HARVESTING EQUIPMENT | Headers |
| 4406-36 CORN HEADER 11/13 | 2 | HARVESTING EQUIPMENT | Headers |
| 4406-38 CORN HEAD 12/13 | 2 | HARVESTING EQUIPMENT | Headers |
| 4408 CORN HEADER 8 ROW 22IN SPACING 09/16 05/17 | 1 | HARVESTING EQUIPMENT | Headers |
| 4408-30 CORN HEADER 04/13 | 2 | HARVESTING EQUIPMENT | Headers |
| 4408-36 CORN HEADER 11/13 | 2 | HARVESTING EQUIPMENT | Headers |
| 4408-38 CORN HEADER 11/13 | 2 | HARVESTING EQUIPMENT | Headers |
| 4408F-30 CORN HEADER 02/15 | 2 | HARVESTING EQUIPMENT | Headers |
| 4408R-70 CORN HEADER 02/14 | 2 | HARVESTING EQUIPMENT | Headers |
| 4412 CORN HEADER 12 ROW 20IN SPACING 05/17 06/19 | 1 | HARVESTING EQUIPMENT | Headers |
| 4412 CORN HEADER 12 ROW 22IN SPACING 05/17 | 1 | HARVESTING EQUIPMENT | Headers |
| 4412-20 CH R1220-CIH RIGID NARROW ROW 04/24 | 1 | HARVESTING EQUIPMENT | Headers |
| 4412-22 CH R1222-CIH RIGID NARROW ROW 04/24 | 1 | HARVESTING EQUIPMENT | Headers |
| 4412-30 CORN HEADER 30FT 01/13 | 2 | HARVESTING EQUIPMENT | Headers |
| 4412-N CORN HEADER 12 ROW 30IN SPACING 04/20 | 1 | HARVESTING EQUIPMENT | Headers |
| 4412F-30 CORN HEADER 02/14 | 1 | HARVESTING EQUIPMENT | Headers |
| 4416 CORN HEADER 16 ROW 20IN SPACING 05/17 07/19 | 1 | HARVESTING EQUIPMENT | Headers |
| 4416 CORN HEADER 16 ROW 22IN SPACING 05/17 | 1 | HARVESTING EQUIPMENT | Headers |
| 4416-20 CH R1620-CIH RIGID NARROW ROW 04/24 | 1 | HARVESTING EQUIPMENT | Headers |
| 4416-22 CH R1622-CIH RIGID NARROW ROW 04/24 | 1 | HARVESTING EQUIPMENT | Headers |
| 4416-30 CORN HEADER 30FT 04/15 | 2 | HARVESTING EQUIPMENT | Headers |
| 4418 CORN HEADER 18 ROW 20IN SPACING 05/17 | 1 | HARVESTING EQUIPMENT | Headers |
| 4418 CORN HEADER 18 ROW 22IN SPACING 05/17 | 1 | HARVESTING EQUIPMENT | Headers |
| 4418-20 CH R1820-CIH RIGID NARROW ROW 04/24 | 1 | HARVESTING EQUIPMENT | Headers |
| 4418-22 CH R1822-CIH RIGID NARROW ROW 04/244F30 30FT DRAPER FLEX HEADER (BR) 09/19 | 1 | HARVESTING EQUIPMENT | Headers |
| 4F30 30FT DRAPER FLEX HEADER (INT) 09/19 | 1 | HARVESTING EQUIPMENT | Headers |
| 4F35 35FT DRAPER FLEX HEADER (BR) 09/19 | 1 | HARVESTING EQUIPMENT | Headers |
| 4F35 35FT DRAPER FLEX HEADER (INT) 09/19 | 1 | HARVESTING EQUIPMENT | Headers |
| 4F40 40FT DRAPER FLEX HEADER (BR) 09/19 | 1 | HARVESTING EQUIPMENT | Headers |
| 4F40 40FT DRAPER FLEX HEADER (INT) 09/19 | 1 | HARVESTING EQUIPMENT | Headers |
| 4F45 45FT DRAPER FLEX HEADER (BR) 09/19 | 1 | HARVESTING EQUIPMENT | Headers |
| 4F45 45FT DRAPER FLEX HEADER (INT) 09/19 | 1 | HARVESTING EQUIPMENT | Headers |
| 4R30 30FT DRAPER RIGID HEADER (INT) 11/19 | 1 | HARVESTING EQUIPMENT | Headers |
| 4R35 35FT DRAPER RIGID HEADER (INT) 11/19 | 1 | HARVESTING EQUIPMENT | Headers |
| 4R40 40FT DRAPER RIGID HEADER (INT) 11/19 | 1 | HARVESTING EQUIPMENT | Headers |
| 4R45 45FT DRAPER RIGID HEADER (INT) 11/19 | 1 | HARVESTING EQUIPMENT | Headers |
| C508-30 8 ROW 30 INCH NON CHOPPING - MY 25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| C508C-30 8 ROW 30 INCH CHOPPING - MY 25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| C512-20 12 ROW 20 INCH NON CHOPPING - MY 25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| C512-22 12 ROW 22 INCH NON CHOPPING - MY 25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| C512-30 12 ROW 30 INCH NON CHOPPING - MY 25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| C512C-20 12 ROW 20 INCH CHOPPING - MY 25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| C512C-22 12 ROW 22 INCH CHOPPING - MY 25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| C512C-30 12 ROW 30 INCH CHOPPING - MY 25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| C516-20 16 ROW 20 INCH NON CHOPPING - MY 25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| C516-22 16 ROW 22 INCH NON CHOPPING - MY 25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| C516-30 16 ROW 30 INCH NON CHOPPING - MY 25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| C516C-20 16 ROW 20 INCH CHOPPING - MY 25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| C516C-22 16 ROW 22 INCH CHOPPING - MY 25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| C516C-30 16 ROW 30 INCH CHOPPING - MY 25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| C518-20 18 ROW 20 INCH NON CHOPPING - MY 25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| C518-22 18 ROW 22 INCH NON CHOPPING - MY 25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| C518C-20 18 ROW 20 INCH CHOPPING - MY 25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
| C518C-22 18 ROW 22 INCH CHOPPING - MY 25 09/24 | 1 | HARVESTING EQUIPMENT | Headers |
1. Which equipment is this 84435046 connector compatible with?
Specifically designed for CASE IH harvesting machinery, it fits CASE IH original equipment models such as combine harvesters, headers, pickups, and hydraulically driven implements. It can directly replace original equipment connectors with the same part number.
2. Is this a male or female (male/female) connector?
It is a female (female) quick-connect coupling. It must be paired with a corresponding male (male) connector of the same specification.
3. Does installation require special tools?
No. Featuring a plug-and-play quick-connect design, connection and disconnection can be completed with one hand without additional tools, significantly reducing implement changeover and line maintenance time.
4. What are the operating pressure and temperature ranges?
Rated for CASE IH harvesting machinery hydraulic systems (recommended maximum 3000 psi/20.7 MPa); operating temperature range: -20°C to +100°C, suitable for seasonal temperature variations in agricultural operations.
5. How is the joint's sealing performance?
Features a self-sealing poppet valve + oil-resistant nitrile rubber (NBR) seals. Provides bidirectional sealing during disconnection, preventing hydraulic fluid leakage while blocking dust and moisture ingress into the hydraulic system to protect core components.
6. What about material and corrosion resistance?
The body is made of high-strength carbon steel with a specialized anti-corrosion coating. It withstands field dust, humid environments, and high-frequency vibrations, extending service life and reducing replacement frequency.
7. How do I confirm this is the correct part number for my equipment?
Verify the fitting number in your equipment's original manufacturer's parts manual; or provide your equipment model and year to contact us for compatibility verification.
8. What precautions should be taken during installation and use?
① Clean the interface before installation to prevent contaminants from entering the hydraulic system;
② Never operate beyond pressure or temperature limits;
③ Regularly inspect seals and fitting surfaces; replace immediately if wear or leakage is detected;
④ Avoid subjecting fittings to severe impacts or squeezing.













