Description
Key Features
- 13/16″ ORFS compatibility — specifically engineered for 13/16″ O‑Ring Face Seal hydraulic fittings to ensure a proper seal on high‑pressure connections.
- Genuine OEM seal — manufactured to John Deere original equipment specifications for dependable performance.
- Durable elastomer construction — resists heat, pressure, and exposure to hydraulic fluids common in agricultural and industrial equipment.
- Leak‑resistant design — helps maintain a fluid‑tight connection in demanding hydraulic circuits, reducing fluid loss and contamination risk.
- Quick replacement — designed for efficient service when replacing hydraulic fittings, hoses, or components to restore sealing integrity.
- Ideal for replacement sealing — suitable for tractors, loaders, and implements that use 13/16″ ORFS fittings, including connections involving high‑pressure pumps, valves, cylinders, and control blocks.
Product Details
- Product Type: O‑Ring / sealing gasket
- Part Number: T77857
- Size / Standard: 13/16″ ORFS (O‑Ring Face Seal)
- Material: Elastomer suited for hydraulic applications
- Application: Provides a fluid‑tight seal in high‑pressure hydraulic connections
- Function: Prevents fluid leaks and maintains reliable hydraulic performance
- OEM Compliance: Meets John Deere original equipment specifications
Compatibility
- Systems with 13/16″ ORFS connections across hydraulic hose and fittings
- High‑pressure hydraulic pump outlets
- Control valves and spools with ORFS seal faces
- Cylinders and actuators requiring ORFS face seals
- Transmission‑related hydraulic circuits using ORFS fittings
- Note: Exact fitment varies by machine model, system design, and production year — verify compatibility with the machine’s parts manual or official dealer lookup
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