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Chemsteel S923 | Chemical Gear Pump

The Chemsteel S923 Gear Pump is engineered for precision and durability in handling both common and highly corrosive liquids under pressure. Designed with high-grade materials and advanced sealing technology, this pump ensures purity, prevents contamination, and delivers reliable performance in demanding industrial environments. Its compact, three-section construction and bi-directional operation make it a versatile solution for a wide range of fluid transfer applications.

Advantages:

  • Exceptional chemical resistance for harsh environments 

  • Quiet and efficient operation with helical gears 

  • Flexible installation with global motor frame compatibility 

  • Long service life with optimized wear surfaces and hydraulic porting 

  • Easy to maintain with modular design and available CHEMkit™ repair kits 

  • Trusted by industries worldwide for critical fluid handling applications 

  • Corrosion-Resistant Construction: 
    Built with stainless steel or Alloy C housing and components, ensuring long-term resistance to aggressive chemicals. 

  • Versatile Gear Options: 
    Gears available in 316 stainless steel, Alloy C, PTFE, and PEEK for compatibility with various fluids. 

  • Advanced Sealing System: 
    Elastic memory O-rings and multiple seal options (lip, packing, mechanical) prevent leaks and ensure safe operation. 

  • Quiet Operation: 
    Helical gearing reduces noise levels by up to 10 dB, enhancing workplace comfort. 

  • Bi-Directional Flow: 
    Supports reversible flow for flexible system integration. 

  • Easy Maintenance: 
    Three-part housing and full-size bearings simplify disassembly and servicing. 

  • Global Compatibility: 
    Metric hardware and adapters fit both NEMA and IEC motor frames. 

Maximum Flow @ 1750 RPM 

15 GPM / 56.8 LPM 

Theoretical Displacement 

38.4 cc/rev 

Max Differential Pressure 

150 psig / 10.3 bar 

Max System Pressure 

225 psig / 15.5 bar 

Max Speed 

1800 RPM 

Fluid Temperature Range 

-50°F to 450°F / -46°C to 232°C 

NPSHR @ 1750 RPM 

2 ft / 0.6 m 

Port Size 

1 1/2" FNPT / 1 1/2" BSPT 

Weight 

10 lbs / 4.5 kg 

 

Special materials combinations are available for specific liquids: 

  • Stainless or Alloy C housing construction. 

  • Gears available in 316 stainless, Alloy C. Also in PTFE White and Polyetheretherketone. 

  • Shafts are 316 stainless steel or Alloy C. 

  • Bearings available in carbon or PTFE White or PTFE Red. 

  • Full range of seal options including lip seal, packing and mechanical designs. 

Data Sheet - S923 M [EN] (dual units).png

Data Sheet - S923 [EN] (dual units)

Data Sheet, English, Dual Units
I and O - Chemical Gear Pumps [EN].png

I and O - Chemical Gear Pumps [EN]

IOM, English
I and O - Chemsteel Sealed Rotary Gear Pumps [EN].png

I and O - Chemsteel Sealed Rotary Gear Pumps [EN]

IOM, English
Leaflet - Chemkit.pdf - Adobe Acrobat (64-bit).png

Leaflet - Chemkit

Leaflet, English
Pump Selection Guide - Chemsteel [EN].png

Pump Selection Guide - Chemsteel [EN]

Guide, English
Brochure - Chemsteel.png

Brochure - Chemsteel [EN] (dual units)

Brochure, Chemsteel
Brochure - Chemsteel H [ENG].png

Brochure - Chemsteel H [EN]

Brochure, English
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