Solid Shaft (no sleeve) with minimal overhang provides superior resistance to deflection. Lowest L3/D4 ratio in the industry.

System One Labyrinth Seals provide non-wearing lifetime protection for radial and thrust bearings.

Oversized 7310 (pair) Angular Contact Thrust Bearings are standard for high thrust capability, as required by API 610 specifications.

Positive Locking Thrust Bearing Retainer Cover for maximum bearing holding power and minimum axial. movement

Large Bore Seal Chamber available with optional throat bushing.

Optional Seal Chamber Jacket for cooling the mechanical seal.

Centerline Casing Support Legs are adjustable for pipe variations and minimize heat effects, as required by API 610 specifications.

Rabbet for C-Frame (NEMA) or D-Flange (IEC) Motor Adapter provides for automatic mechanical motor alignment without special tools or excessive labor.

Cartridge Mechanical Seals Can Be Installed On All System One Pump Frames. Frame A offers an optional seal chamber jacket for cooling the mechanical seal.

Impeller is a single piece casting with solid hub, while also threaded to the shaft. Impeller lock bolts and keyed impellers available as options.

Bushing options include carbon, polyurethane and SpiralTrac^1
1SpiralTrac is a registered trademark of the manufacturer, EnviroSeal Engineering Products Ltd., Waverly, Nova Scotia.

Micrometer Adjustment Nuts simplify impeller clearances and ensure precise impeller setting for maximum efficiency.

Full Support Rear Leg assures bearing frame remains upright during pump disassembly.

Cast-In Impeller Nut makes removal easy.

System One Labyrinth Seals provide non-wearing lifetime protection for radial and thrust bearings.

Large Oil Inlet for easy filling of oil. Close fitting cover minimizes dirt and moisture entry.

Flinger Filter constantly cleans oil during pump operation.

Two Magnetic Drain Plugs are provided to maintain clean oil and are removable for insertion of cooling. coil

Oil Sight Glass for constant monitoring of oil level and condition.

Frame A Adapter has a 180° unobstructed opening for ease of maintenance.

State-of-the-art casting methods provide smoothest possible surfaces for highest efficiency.

Optional Bearing Oil Temperature Monitor indicates potential failure of bearings and/or lubrication by an increase in oil temperature.