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Small brass cutting tip with threaded base and recessed orifice

Harris

Harris 1501220 Cutting Tip 6290-NX Size 0

SKU CH-49DC-SBBT6

A two-piece cutting tip for handheld or machine torches, compatible with natural gas or propane and suited to demolition, shipbuilding and steel fabrication

  • Type1 Piece
  • Compatible with natural gas and propane for versatile fuel options
  • Two-piece tip design handles cutting from 3/8 in to 5/8 in thick material
  • Fits Harris 42-4E, 42-4F, 62-5E, 62-5F, 62-5SSF, 980F torch series
  • Works with 39-3F, 49-3AF, 49-3F, 72-3, 73-3 cutting attachments
  • Suited for demolition, shipbuilding and steel fabrication applications

Harris Cutting Tip 6290-NX Size 0

This Harris cutting tip is a single-piece consumable designed for oxy-fuel cutting torches. It serves professional welders and fabricators in demolition, shipbuilding and steel fabrication who use compatible Harris handheld or machine torches.

Thermals noise and power

The tip operates with natural gas or propane fuel gases and is rated for material thicknesses between 3/8 inch and 5/8 inch. Heat output and flame characteristics are determined by the chosen fuel gas, torch model and operator technique rather than by the tip alone.

Tip series and size compatibility

This Size 0 tip belongs to the 6290-NX two-piece design series and fits Harris cutting torch series 42-4E, 42-4F, 62-5E, 62-5F, 62-5SSF and 980F as well as cutting attachments 39-3F, 49-3AF, 49-3F, 72-3 and 73-3. It will not fit torches or attachments outside these listed series.

Highlights

  • Compatible with natural gas and propane for versatile fuel options
  • Two-piece tip design handles cutting from 3/8 in to 5/8 in thick material
  • Fits Harris 42-4E, 42-4F, 62-5E, 62-5F, 62-5SSF, 980F torch series
  • Works with 39-3F, 49-3AF, 49-3F, 72-3, 73-3 cutting attachments
  • Suited for demolition, shipbuilding and steel fabrication applications

Specifications

BrandHarris
Type1 Piece

Questions about this item

How do I install the 6290-NX size 0 tip on a 42-4E torch and what step is often missed?

Thread the tip into the 42-4E torch head, then secure the two-piece design with the retaining nut; the step often missed is tightening the nut fully so the inner and outer pieces stay aligned during cutting.

What maintenance or replacement will the 6290-NX tip need after extended use?

The tip orifice wears from the natural gas or propane flame; replace the tip when the cut edge becomes ragged or the kerf widens beyond the 3/8 in to 5/8 in range.

What limit appears first when cutting 5/8 in steel continuously with this tip?

Sustained cutting at the 5/8 in maximum thickness causes the tip to overheat first, leading to orifice distortion and loss of cut quality before the torch body reaches its thermal limit.

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