Need a Quote?

Type DX

The Gummi DX units are designed and manufactured to be utilized as high and low drum shaft clutches on drawworks manufactured by National Oilwell®.

This constricting style clutch is capable of handling the heaviest of loads while withstanding continuous and repetitive engagements during the drilling process both for onshore and offshore applications.


  • Actuating Diaphragm:  neoprene rubber actuating diaphragm
  • Open Construction: ventilated friction shoes and side plates promote airflow for rapid heat dissipation
  • Rebuild:  Every single component is replaceable for rebuild purposes
  • Standard Sizes:  24×51/4, 28×51/4, 28×10, 32×10, 40×10, 46×10
  • Industry Applications: National Oilwell® branded Drawworks
  • Interchangeability:  Equal to National Oilwell®  Dy-a-Flex Clutches

Technical Catalog & Engineering Data

1369961046_ACP_PDF 2_file_document


1369961046_ACP_PDF 2_file_document


1369961046_ACP_PDF 2_file_document


1369961046_ACP_PDF 2_file_document

Installation and Operation Manual

Let us Know What You Need!