Type G

Type G
The Type G nozzle is a robust, heavy-duty filter nozzle featuring a 5.0 mm slot width (+/- 0.05 mm), making it ideal for very coarse filter materials. Designed for durability and reliability, it performs exceptionally well in high-load filtration systems.

Slot Size by Colour

  •  0.2mm Slot Size - Ivory 
  •  0.3mm Slot Size - Green 
  •  0.35mm Slot Size - White
  •  0.5mm Slot Size - Grey 
  •  0.7mm Slot Size - Yellow
  •  0.8mm Slot Size - Blue
  •  1.0mm Slot Size - Black
  •  1.5mm Slot Size - Orange 
  •   2.0mm Slot Size - Green 

Technical Specifications – Type G Filter Nozzle

Specification Detail
ManufacturerKSH Germany
ModelType G
DesignSlotted filter nozzle with external thread and hexagonal head (SW17)
Head DiameterØ 50 mm
Slot Area (ØB = 16 mm)≈ 2.0 cm²
Slot Area (ØB = 21 mm)≈ 3.4 cm²
Connection Threads (ØA) G 1″ (33.25 mm) • 1″ WW (32 mm) • M30 × 3.5 (30 mm) • G 3/4″ (26.5 mm) • 1″ WW (25.4 mm) • M24 (24 mm) • M22 × 1.5 (22 mm)
Thread Length (L1)20 / 30 / 45 mm (+5 mm tolerance)
Shaft Length (L2)80 / 110 / 140 / 200 / 250 / 300 / 350 mm (standard increments)
Outlet Diameter (ØB)16 mm or 21 mm (depending on model)
Flow Capacity (Δp ≈ 0.1 bar)Up to ≈ 3 m³/h (see KSH flow curve)
Installation TypeDirect screw-in mounting through nozzle base
Material OptionsPolypropylene (PP) or PVDF (dep. on application)
Exclusive NZ DistributorAbsorb It Ltd

Watch the Orthos 4-Part Filter Nozzle Series

Deepen your understanding of filtration system design with the Orthos’ four-part video series — Filter Nozzles 101, 102, 103, and 104.

Explore everything from material selection and screen slot widths to pressure drop dynamics and advanced tailpipe construction for air scour systems.

Whether you’re an engineer, designer, or filtration specialist, these videos unpack the science behind high-performance nozzle systems — helping you optimise efficiency, durability, and performance in every project.


Watch the Series