Abrasive Nozzle Tube 20455329 Watejet Parts Waterjet Pump Replacement Parts
Abrasive Nozzle Tube 20455329 Watejet Parts Waterjet Pump Replacement Parts
The part 20455329 is a genuine OEM abrasive nozzle tube with a ¾″-16 UNF left-hand IDE connection, rated for 60 000 psi (4 100 bar) service in IDE-style Abrasive Cutting Heads. Available in lengths from 3.75″ to 9.75″ in one-inch increments, it requires a matching VL20454351 gland nut for installation.
Specifications
Pressure Rating:60 000 psi / 4 100 bar
Material:Stainless sTeel or hardened alloy
Weight:Approx. 0.5 lbs (for 5.75″ length)
ID/OD:.750″ ID connection bore; outer diameter per IDE head housing
Thread Form:¾″-16 UNF left-hand
Finish:Precision machined and passivated for corrosion resistance
Installation & Maintenance
Head Removal: Depressurize the waterjet and remove the cutting head assembly.
Disassemble Head: Unscrew the old nozzle tube from the Mixing Chamber using a suitable wrench.
Inspect Components: Check the mixing chamber, Orifice, and gland nut for wear or damage; replace if necessary.
Install New Tube: Thread the 20455329 nozzle tube into the mixing chamber until hand-tight
Gland Nut: Ensure the VL20454351 gland nut is torqued correctly to Seal the orifice assembly.
Functional Test: Reinstall the head, bring up to low pressure to check for leaks, then ramp to full pressure while verifying stable, concentric jet performance.
Specifications
Pressure Rating:60 000 psi / 4 100 bar
Material:Stainless sTeel or hardened alloy
Weight:Approx. 0.5 lbs (for 5.75″ length)
ID/OD:.750″ ID connection bore; outer diameter per IDE head housing
Thread Form:¾″-16 UNF left-hand
Finish:Precision machined and passivated for corrosion resistance
Installation & Maintenance
Head Removal: Depressurize the waterjet and remove the cutting head assembly.
Disassemble Head: Unscrew the old nozzle tube from the Mixing Chamber using a suitable wrench.
Inspect Components: Check the mixing chamber, Orifice, and gland nut for wear or damage; replace if necessary.
Install New Tube: Thread the 20455329 nozzle tube into the mixing chamber until hand-tight
Gland Nut: Ensure the VL20454351 gland nut is torqued correctly to Seal the orifice assembly.
Functional Test: Reinstall the head, bring up to low pressure to check for leaks, then ramp to full pressure while verifying stable, concentric jet performance.
