Geartek Hydraulic Gear Pumps & Motors
DC Hydraulics supplies and integrates Geartek gear pumps and motors trusted by OEMs in construction, mining, oil & gas, forestry, marine, and industrial applications. Geartek units offer true working pressures up to 4,000 psi, robust cast-iron construction, and flexible configurations.
Sources: Geartek Pumps and Motors • D & HD Series Catalog (PDF)
High Pressure Performance
True ratings up to 4,000 psi (series/model dependent) with heavy-duty sleeve bearings, PTFE thrust plates, and double Viton shaft seals.
Broad Coverage
Single, tandem, multi-section, and piggyback configurations with flows up to ~97 GPM depending on model.
Flexible Interfaces
SAE 2x4 "B/C" flanges, standard SAE 4-bolt ports, multiple shaft options, and field-changeable rotation.
Specialty Options
Flow dividers, integral crossover relief, pump/motor combos, high-pressure seals, and low-pressure builds.
Geartek Product Families
C Series Gear Pumps & Motors
- Displacement: ~0.88–3.90 in³/rev
- Max Pressure: up to 3,500 psi
- Max Speed: up to 3,600 RPM
- Compact, high-speed applications
D / HD Series Gear Pumps & Motors
- Displacement: ~2.98–8.94 in³/rev
- Pressure: true ratings up to 4,000 psi
- Configs: single, 2 & 3-section, tandem (DTC), piggyback (DB/HDB)
- Flow capability: to ~97 GPM (application dependent)
- Cast iron, sleeve bearings, double Viton seals, PTFE thrust plates
E / F Series (Large-Frame)
- Displacement: ~5.98–18.91 in³/rev
- Designed for high-output, heavy-duty service
- Mounting/porting: SAE 2x4 flanges, SAE 4-bolt ports
Applications
Off-highway equipment (construction, mining, forestry)
Oilfield service units and power packs
Marine deck equipment and steering
Industrial presses, compactors, conveyors Mobile hydraulics and auxiliary circuits
Technical Highlights
Construction
Cast iron throughout; precision gears from solid bar stock; contaminant-resistant design.
Reliability
Heavy-duty sleeve bearings; double Viton shaft seals; pressure-compensated PTFE thrust plates.
Configuration
Field-changeable rotation; multi-section builds; flow dividers; pump/motor close-couples.
Interfaces
SAE 2x4 "B/C" mounting; SAE 4-bolt connector ports; multiple shaft styles/sizes.
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