Phone: +1 (609) 396-1577 • Toll Free: (877) AMGATTI • Fax: +1 (609) 695-4339
WWW.gatticorp.com • EMAIL: info@gatticorp.com

4065 Series

GATTI patented High-Cohesive® threaded sapphire waterjet orifice assembly. Proprietary internal technology delivers superior jet cohesiveness to minimize energy loss and maximize performance.

High-Cohesive® orifices are 100% tested at 50,000 PSI prior to shipping to confirm the jet coherency meets our high standards.

GATTI sapphire orifice jewels are manufactured using a proprietary polishing process to ensure consistent quality, high performance, and long life.

  • 3/8-24 UNF thread
  • 3/8″ hex head
  • Compatible with “Hornet” style bore**
  • Stainless steel mount
  • For use up to 60,000 PSI / 4,137 bar
  • Laser marked orifice size
  • Most common sizes stocked for same-day shipping


Part No. Ordering Format
4065-XX (XX= orifice size)
Standard Orifice Sizes
.004″ – .032″
Plug Part No.
Additional Sizes Available
.003″ | .033″ – .070″

* High Cohesive® nozzles are manufactured only by A.M. Gatti, Inc.  Beware of imitations.

** The 4065 Series must only be used in “Hornet” style counterbores.  This product will not seal properly in GATTI style 3/8-24 UNF counterbores.  Please contact GATTI with any questions prior to use.