# 621 – High Pressure Piston Pump

CAT PUMPS Deutschland GmbH · Product page: https://catpumps.de/en/pumps/piston-pumps/621/

This triplex (three piston rods) positive displacement, reciprocating piston pump is constructed with 316 stainless steel manifolds, 304 stainless steel valve assemblies, and un-chromed 304 stainless steel sleeves and cylinders. Multiple piston cup and seal configurations are available with NBR (Buna-N) O-rings.

## Technical specifications

| Parameter | Value |
| --- | --- |
| Flow rate | 22.7 l/min |
| Operating pressure | 83 bar |
| Speed | 850 min⁻¹ |
| Inlet port | 1" NPT(F) |
| Discharge port | 3/4" NPT(F) |
| Shaft diameter | 25 mm |
| Material | Stainless Steel |
| Frame size | 10 PFR |

## Downloads

- Data sheet (English): https://catpumps.de/images/produkte/datenblatt/623_K.pdf
- Service manual (English): https://catpumps.de/images/produkte/reparatur/PstnSvc.pdf
- Operating manual: https://catpumps.de/images/produkte/allgemein/Betriebsanleitung_d-e.pdf

## CAD files

- STEP: https://www.catpumps.com/sites/default/files/2021-03/821_0.step

Contact: CAT PUMPS Deutschland GmbH, Buchwiese 2–4, 65510 Idstein, Germany · +49 6126 9303-0 · info@catpumps.de