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Apollo 7500/7700 Needles, Nozzles & Air Caps Chart

Apollo Needle & Nozzle Options for 7500 and 7700 Atomizer Gun

Many spraying difficulties are the result of using incorrect size needles, nozzles and air caps.

The chart below shows you which needle and nozzle combination to use for various applications. The maximum viscosity measured with a Zahn #2 cup is also shown.

Save over individual price parts by purchasing Needle & Nozzle Sets, or Spray Kits.

Up to four sets of nozzles and needles can be stored in the Atomizer Deluxe Carrying Case which is supplied with the gun.

Click here if you need an additional case to store more than four sets.

Click here for Needle, Nozzle, Air Cap sets as well as individual needles, nozzles and air caps.


Needle & Nozzle Fluid Application Chart
0.5mm Needle, Nozzle and Air Cap Set
For spraying clear coat on cars. It is primarily used only for spraying clear coat in a spot repair situation. Anything larger than one panel is too much.

Zahn #2: 16 seconds
Use Air Cap CC
AP7502-05
0.8mm Needle, Nozzle and Air Cap Set
Inks, Dyes, Stains, Extremely thin viscosity fluids, Water based finishes.

Zahn #2: 16 seconds
Use Air Cap A
AP7502-08
1.0mm Needle, Nozzle and Air Cap Set (standard on 7500 guns)
All purpose, Thin Laquers, Thin Enamels, Water based finishes, Automotive, Marine & Airplane finishes.

Zahn #2: 16-18 seconds
Use Air Cap B
AP7502-10
1.3mm Needle, Nozzle and Air Cap Set
Same as 1.0mm except slightly higher viscosity.

Zahn #2: 17-20 seconds
Use Air Cap B
AP7502-10
1.5mm Needle, Nozzle and Air Cap Set
Catalyzed Laquers, Conversion Varnish, Primers, Automotive, Marine & Airplane finish Varnish, High Viscosity Industrial Coatings, Urethanes, Enamels.

Zahn #2: 18-24 seconds
Use Air Cap B
AP7502-10
1.8mm Needle, Nozzle and Air Cap Set
Same as 1.5mm except slightly higher viscosity.

Zahn #2: 18-26 seconds
Use Air Cap C
AP7502-18
2.0mm Needle, Nozzle and Air Cap Set
Thinned Latex Paint, Heavy Primers, Butyrate, Nitrate Dope, High Viscosity Industrial Coatings.

Zahn #2: 14-35 seconds
Use Air Cap C
AP7502-18
2.5mm Needle, Nozzle and Air Cap Set
Thinned Latex Paint, Heavy Primers, Solvent Adhesives,Wax based Strippers.

Zahn #2: 35+ seconds
Use Air Cap D
AP7502-25
Needle, Nozzle, Air Cap Spray Kits.
A7549 Contractor Spray Kit
With this set you can spray Catalyzed Laquers, Conversion Varnish, Primers, Automotive, Marine & Airplane finish Varnish, High Viscosity Industrial Coatings, Urethanes, Enamels, Thinned Latex Paint, Heavy Primers, Solvent Adhesives,Wax based Strippers.

  • 1.8 Needle & Nozzle
  • 2.5 Needle & Nozzle
  • "D" Air Cap
    $174.95

    *$AP7549
    AP7541 Professional Spray Kit
    With this set you can spray Inks, Dyes, Stains, extremely thin viscosity fluids, Water based finishes, Catalyzed Laquers, Conversion Varnish, Primers, Automotive, Marine & Airplane finish Varnish, High Viscosity Industrial Coatings, Urethanes, Enamels,Thinned Latex Paint, Heavy Primers, Butyrate, Nitrate Dope, High Viscosity Industrial Coatings. Please note: The picture shows 4 needle/nozzle combinations. The 1.3/1.5 needle is used with 2 nozzles so you will receive 3 needles and 4 nozzles as listed below.
    • 0.8 Needle & Nozzle
    • 1.3/1.5 Needle
    • 1.3 Nozzle
    • 1.5 Nozzle
    • 2.0 Needle & Nozzle
    • "A" Air Cap
    • "C" Air Cap
      $309.75

      **$AP7541
      AP7541HS Professional High-Solids Atomizing Set
      Apollo's professional high-solids atomizing set is the perfect addition to the 7500/7700 spray guns for those  who want to spray high-solids paints or clear finishes. This set comes with the 1.3mm - 2.0mm nozzles and needles. The set also includes the B-HS and C-HS air caps. The B-HS air cap when paired with the 1.3mm and 1.5mm nozzles is perfect for spraying high-solids wood coatings. The C-HS cap when paired with the 1.8 or 2.0mm nozzles is perfect for spraying latex paint on walls and doors. For spraying latex on cabinets we recommend the 1.5mm with B-HS cap for smoother results. All needles and nozzles are made of stainless steel and all air caps are made of aluminium and anodized for easy identification and additional protection against solvents. Order your professional High-Solids Atomizing set today!
      Please note: The picture shows 4 needle/nozzle combinations. The 1.3/1.5 needle is used with 2 nozzles and the 1.8/2.0 needle is used with 2 nozzles, so you will receive 2 needles and 4 nozzles plus the 2 air caps as listed below.
      • 1.3/1.5 Needle
      • 1.3 Nozzle
      • 1.5 Nozzle
      • 1.8/2.0 Needle
      • 1.8 Nozzle
      • 2.0 Nozzle
      • "B-HS" Air Cap
      • "C-HS" Air Cap
        $309.75

        *$AP7541HS
        AP7548 Professional Spray Kit
        With this set you can spray Catalyzed Laquers, Conversion Varnish, Primers, Automotive, Marine & Airplane finish Varnish, High Viscosity Industrial Coatings, Urethanes, Enamels,Thinned Latex Paint, Heavy Primers, Butyrate, Nitrate Dope, High Viscosity Industrial Coatings, Thinned Latex Paint, Heavy Primers, Solvent Adhesives,Wax based Strippers. Please note: The picture shows 4 needle/nozzle combinations. The 1.8/2.0 needle is used with 2 nozzles so you will receive 3 needles and 4 nozzles as listed below.
        • 1.5 Needle & Nozzle
        • 1.8/2.0 Needle
        • 1.8 Nozzle
        • 2.0 Nozzle
        • 2.5 Needle & Nozzle
        • "C" Air Cap
        • "D" Air Cap
          $309.75

          **$AP7548