55995 – Hydro-Gear Fitting Assembly 9/16-18 (OEM-Spec) The Hydro-Gear 55995 Assembly, Fitting 9/16-18 is a genuine OEM-spec hydraulic fitting engineered to provide a secure, leak-resistant connection in Hydro-Gear hydrostatic transmission, pump, or hose systems. Precisely manufactured to Hydro-Gear’s specifications, this fitting assembly features standard 9/16-18 thread size for proper mating with compatible ports and hose ends. Built for demanding turf and drive applications, the 55995 fitting ensures dependable hydraulic sealing, consistent fluid flow, and long-lasting performance in harsh operating environments. Product Details Manufacturer Part Number: 55995Brand: Hydro-Gear (OEM-Spec)Part Type: Hydraulic Fitting AssemblyThread Size: 9/16-18Function: Connects hydraulic lines, hoses, or components securelyApplication: Hydro-Gear hydrostatic drives, pumps, and hydraulic circuitsMaterial: Durably machined metal (hydraulic grade)Construction: Precision threaded fitting with sealing surfacesOEM Status: Genuine Hydro-Gear replacement part Function Provides secure hydraulic fluid connection with minimal leakage Ensures proper thread engagement using standard 9/16-18 sizing Maintains consistent fluid flow and system pressure Helps prevent leakage under high hydraulic load and vibration Supports durability and leak-free performance in turf equipment Compatible With The Hydro-Gear 55995 Fitting Assembly is used in select Hydro-Gear hydraulic applications, including: Hydro-Gear hydrostatic transmissions and pump systems Hydraulic circuits requiring a 9/16-18 threaded fitting connection OEM parts breakdowns and repair kits listing fitting assembly 55995 Note: Always verify compatibility by checking your specific Hydro-Gear component model and associated hydraulic part number references before ordering. How It’s Used This hydraulic fitting assembly installs inline with hoses or ports requiring a 9/16-18 threaded connection: Prepare: Relieve system pressure and clean the hydraulic area. Remove Old Fitting: Unscrew the worn or damaged fitting using proper wrenches. Inspect Threads: Check hose ends and port threads for wear or damage. Apply Sealant (if required): Use proper hydraulic thread sealant per service instructions. Install New Fitting: Thread the Hydro-Gear 55995 fitting assembly into place, tightening to the specified torque. Reconnect Hoses: Attach mating hose ends or hydraulic components securely. Test System: Re-pressurize and operate to check for leaks and correct performance. Proper sealing and torque are essential to prevent leaks and maintain system integrity. Suggested Maintenance Inspect hydraulic fittings regularly for signs of leakage Check for thread wear or corrosion on fittings and mating connections Replace immediately if leaks or damage are detected Use OEM-spec fittings to ensure correct thread form and performance Keep the hydraulic system clean to prevent contaminants from damaging seals The Hydro-Gear 55995 Assembly, Fitting 9/16-18 is a dependable OEM-spec hydraulic connection solution designed to deliver secure sealing, maintain fluid integrity, and support long-lasting performance in compatible Hydro-Gear hydraulic systems.