7101616 Fixed Chemical Injector 2.1mm

The 7101616 is a genuine OEM replacement chemical injector for select CAT series pumps that are mounted to FNA produced pressure washers. 

This 7101616 chemical injector is designed for direct-drive plunger pumps. It has a 2.1mm orifice, a 3/8" outlet port, and a 1/4" hose barb. The chemical injector is responsible for introducing chemical agents into the water stream, enhancing the washing process. 

7101616 fixed chemical injector has the following specs:

• Flow - 3.5GPM
• Nozzle orifice - 2.1mm
• Hose Barb - 1/4"
• Tapped Barb - 8/32" UNF
• Inlet Port - M18x1.0
• Discharge Port - 3/8" NPTM
• Weight - 5.3oz

The 7332 chemical injector is utilized on the following CAT series pumps:

• 3DNX25GSI
• 3DNX27GSI
• 3SPX
• 7700
• 4DNX25GSI
• 7106274

The optimum performance of a chemical injector occurs with a 35 ft. high-pressure hose and a minimum of 3/8 in. I.D.
The type of hose, extended lengths, reduced I.D., and fittings may create back pressures in excess of the low-pressure nozzle rating and prevent the injector from drawing chemicals.