Diamond 12749-009 Waterjet Pump Parts In Stock

The part 12749-009 is a precision 0.009 inch (0.228 mm) diamond Orifice used in waterjet cutting heads for ultra-fine kerf and extended orifice life at pressures up to 60 000 psi. Manufactured to OEM specifications, it requires a thimble-style debris filter (e.g., part 1-12401) to protect the diamond element.

Part Identification
Part Number:12749-009
Orifice Size:0.009 in. (0.228 mm)
Style:diamond orifice
Thread/Seat:Standard cutting-head mounting
Filter Requirement:Must use thimble filter (part 1-12401) or warranty void

Installation & Maintenance
Filter Installation: Always install a thimble filter (e.g., part 1-12401) upstream to capture debris >0.0055″, protecting the diamond orifice
Orifice Replacement:
Depressurize the waterjet system.
Remove the cutting head and extract the old orifice with a Collet-1-12276-Abrasive-Waterjet-Parts-With-Good-Quality-Supplier-p.html target='_blank'>Collet or retaining nut tool.
Clean the orifice seat and inspect for damage.
Press in the new 12749-009 orifice until fully seated.
Reinstall the head and slowly repressurize, checking for leaks.
Operational Tips: Use high-purity garnet abrasive and maintain filter media to maximize orifice life and cut quality

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