Parker Nichols 110A Series Motor | 110A-036-BS-E 110A-036 High Torque Motor

Genlu Hydraulic proudly introduces our premium 110A Series (Low-Speed High-Torque – LSHT) high-performance gerotor hydraulic motors. This robust motor line is meticulously engineered to fully match the leading design and performance standards of the classical Parker Nichols 110A series. It is specifically optimized for hydraulic drive applications requiring high power output, extremely compact frame profiles, and high mechanical starting efficiency. Our highly technical manufacturing line perfectly encompasses high-demand global configuration codes, including 110A-036-BS-E, 110A-036-BS-EA, 110A-036-BS-0, 110A-036-BS-0-S, and the heat-resistant variant 110A-036-BS-0-TV.

Serving as the reliable “torque core” for heavy-duty marine winches, automated material material transport systems, and rotary industrial drives, Genlu unequivocally guarantees 100% Drop-in Interchangeability in standard SAE A 2-bolt mounting configurations (Code BS), input drive shaft splines/keys, primary fluid port locations, and smooth low-speed crawling stability relative to original Parker Nichols components. Backed by our uncompromising 100% Simulation Load Testing, each motor assembly is rigorously validated under continuous high-pressure conditions to verify volumetric constancy and peak breakaway torque output, ensuring zero stall under alternating loads.

Technical Specifications 

• Product Series: Parker Nichols 110A Low-Speed High-Torque (LSHT) Hydraulic Gerotor Motor Series

• Target Configuration Codes: 110A-036-BS-E, 110A-036-BS-EA, 110A-036-BS-0, 110A-036-BS-0-S, 110A-036-BS-0-TV

• Nominal Frame Displacement (036): 36 in³/rev (Approximately 590 cm³/rev)

• Maximum Continuous Fluid Pressure: 17.2 MPa (172 bar / 2500 psi)

• Maximum Intermittent Shock Pressure: 20.7 MPa (207 bar / 3000 psi)

• Continuous Output Torque Capacity: Up to 820 N·m (Intermittent peak scaling exceeds 1000 N·m)

• Allowed Rotational Speed Continuum: 0 – 250 rpm (Optimized for LSHT duty)

• Mounting Flange Specification (BS): Standard SAE A 2-Bolt mounting pattern

• Elastomer Sealing System Matrix (TV/E): Optional high-temperature, chemically inert Fluorocarbon (Viton) multi-lip shaft seals (Code TV)

Key Technical Advantages:

• Precision Nichols-Profile Gerotor Star Componentry: The core rotor and stator elements utilize classical internal meshing profiles, forged from heavy-duty chrome alloy steel and finished via CNC profile grinding. This delivers optimized tooth engagement and exceptional mechanical starting efficiency, eliminating the typical “hydraulic lag” common during high-load breakaways.

• Integrated Multi-Bearing No-Drain Structure: Engineered with robust internal heavy-duty journal bearing arrays. The motor shell utilizes internal dual-flow check valves to relieve parasitic internal pressure directly to the return port, protecting the shaft lip seal against pressure spikes without mandatory external drain lines.

• Vacuum-Nitrided Valve & Driven Shaft Elements: The input shaft and valve distribution matching surfaces undergo liquid vacuum nitriding case hardening. This metallurgical barrier controls clearance variation within micron boundaries under continuous 17.2 MPa reversals, keeping overall volumetric efficiency above 94% over extended service lifespans.

• Specialized TV-Grade Fluorocarbon Shaft Seals: For harsh metallurgical and processing environments, the 110A-036-BS-0-TV configuration features customized multi-lip Viton shaft seals. This compound resists thermal degradation up to $110^\circ\text{C}$ continuous fluid temperatures, preventing seal hardening and external weeping.

Application Areas:

• Marine & Deck Cargo Machinery: Primary drive blocks for marine utility winches, anchor windlasses, and net haulers on commercial fishing vessels.

• Heavy Material Handling & Bulk Conveyors: Primary drive drums for mining conveyor belts, heavy grain rail transfer loops, and high-torque material feeding augers.

• Municipal Fleet & Specialized Utilities: Rotary brush drives for airport snow removal vehicles and tail-gate packing cylinders for heavy waste compaction trucks.

Expert Maintenance Tips:

• Enforce Low-Pressure Break-In Prior to Full Load Duty: When a new motor is integrated into the fluid loop, it must be jogged (Jogging) under low pressure ($\le$ 3 MPa) and low rotational speeds for 15–20 minutes. This process purges trapped air and establishes a stable hydrodynamic fluid film across the gerotor profiles, preventing scoring on initial startups.

• Monitor Manifold Backpressure to Protect Seal Lips: While internal check valves allow for operation without external drain lines, a continuous return header backpressure exceeding 2.5 MPa—caused by excessively long runs or blocked filters—will accelerate seal lip wear. Under high-speed, continuous-load conditions, connecting an independent case drain line directly to the reservoir is highly recommended.

• Maintain Rigid Fluid Cleanliness to ISO 18/13 Parameters: Internal gerotor clearances are held to precise micron thresholds. Microscopic abrasives or metal flakes suspended in the hydraulic fluid will score the rotor-stator cavity, accelerating internal fluid bypass and diminishing output torque. Integrate high-efficiency return filtration with a high beta ratio to secure the fluid matrix.